Persist scene source and correct import order

PlotLine.Tests/Program.cs

@@ -64,6 +64,9 @@ var tests = new (string Name, Action Test)[]
     ("Story Intelligence progress does not prematurely report safe close", StoryIntelligenceProgressDoesNotPrematurelyReportSafeClose),
     ("Structural import creates scenes before Word sync", StructuralImportCreatesScenesBeforeWordSync),
     ("Structural import persists paragraph mapping and source text", StructuralImportPersistsParagraphMappingAndSourceText),
+    ("Structural import persists canonical scene source text", StructuralImportPersistsCanonicalSceneSourceText),
+    ("Core import wizard orders scenes before characters", CoreImportWizardOrdersScenesBeforeCharacters),
+    ("Story Intelligence uses persisted scene source after restart", StoryIntelligenceUsesPersistedSceneSourceAfterRestart),
     ("Word sync requires save acknowledgement", WordSyncRequiresSaveAcknowledgement),
     ("Story Intelligence enriches existing structural scenes", StoryIntelligenceEnrichesExistingStructuralScenes),
     ("Phase 21T repairs durable character understanding", Phase21TRepairsDurableCharacterUnderstanding),
@@ -1361,6 +1364,55 @@ static void StructuralImportPersistsParagraphMappingAndSourceText()
     Assert(onboarding.Contains("SaveStructuralChapterSourcesAsync", StringComparison.Ordinal), "Onboarding import should save source text after canonical ChapterIDs exist.");
 }
 
+static void StructuralImportPersistsCanonicalSceneSourceText()
+{
+    var root = Path.Combine(AppContext.BaseDirectory, "../../../../PlotLine");
+    var migration = File.ReadAllText(Path.Combine(root, "Sql/150_Phase24B_SceneManuscriptSources.sql"));
+    var onboarding = File.ReadAllText(Path.Combine(root, "Services/OnboardingService.cs"));
+    var analyzer = File.ReadAllText(Path.Combine(root, "Services/ManuscriptStructureAnalysisService.cs"));
+
+    Assert(migration.Contains("CREATE TABLE dbo.SceneManuscriptSources", StringComparison.Ordinal), "Scene manuscript source text should be stored in a canonical SceneID table.");
+    Assert(migration.Contains("SceneID int NOT NULL CONSTRAINT PK_SceneManuscriptSources PRIMARY KEY", StringComparison.Ordinal), "Scene source text should be keyed by SceneID.");
+    Assert(migration.Contains("IX_SceneManuscriptSources_BookChapter", StringComparison.Ordinal), "Scene source text should be indexed for book/chapter retrieval.");
+    Assert(onboarding.Contains("SaveSceneManuscriptSourcesAsync", StringComparison.Ordinal), "Structural import should persist scene source text before Word sync.");
+    Assert(onboarding.IndexOf("await SaveSceneManuscriptSourcesAsync(preview, structuralScenes, result)", StringComparison.Ordinal)
+        < onboarding.IndexOf("await PublishBuildProgress(userId, preview.PreviewID, \"Updating and saving Word markers", StringComparison.Ordinal), "Scene source text should be persisted before marker sync can complete.");
+    Assert(analyzer.Contains("string.Join(Environment.NewLine + Environment.NewLine", StringComparison.Ordinal), "Scene source text should preserve paragraph separation.");
+    Assert(analyzer.Contains("item.IncludeInSourceText", StringComparison.Ordinal), "Scene source text should exclude non-prose structural paragraphs such as hidden markers/separators.");
+}
+
+static void CoreImportWizardOrdersScenesBeforeCharacters()
+{
+    var root = Path.Combine(AppContext.BaseDirectory, "../../../../PlotLine");
+    var controller = File.ReadAllText(Path.Combine(root, "Controllers/OnboardingController.cs"));
+    var review = File.ReadAllText(Path.Combine(root, "Views/Onboarding/ScanReview.cshtml"));
+    var complete = File.ReadAllText(Path.Combine(root, "Views/Onboarding/BuildComplete.cshtml"));
+    var onboarding = File.ReadAllText(Path.Combine(root, "Services/OnboardingService.cs"));
+
+    Assert(review.Contains("value=\"structure\"", StringComparison.Ordinal), "Chapter review should submit to structural import, not character review.");
+    Assert(controller.Contains("var readyToImport = string.Equals(intent, \"structure\"", StringComparison.Ordinal), "Controller should treat structure intent as the scene-creation gate.");
+    Assert(controller.Contains("FinaliseCharacterReviewAsync", StringComparison.Ordinal), "Character review should have a distinct post-structure finalisation path.");
+    Assert(onboarding.Contains("Import the approved chapters and scenes before reviewing characters.", StringComparison.Ordinal), "Character finalisation should refuse to run before structural scenes exist.");
+    Assert(complete.Contains("Review characters", StringComparison.Ordinal), "After Word sync, the next onboarding step should be character review.");
+    Assert(complete.Contains("Word may now be closed; keep this browser workflow open", StringComparison.Ordinal), "Word safe-close must be distinct from browser/core-import completion.");
+}
+
+static void StoryIntelligenceUsesPersistedSceneSourceAfterRestart()
+{
+    var root = Path.Combine(AppContext.BaseDirectory, "../../../../PlotLine");
+    var migration = File.ReadAllText(Path.Combine(root, "Sql/150_Phase24B_SceneManuscriptSources.sql"));
+    var sourceRepository = File.ReadAllText(Path.Combine(root, "Data/StoryIntelligenceSourceRepository.cs"));
+    var onboardingStory = File.ReadAllText(Path.Combine(root, "Services/OnboardingStoryIntelligenceService.cs"));
+    var existingQueue = File.ReadAllText(Path.Combine(root, "Services/StoryIntelligenceExistingChapterQueueService.cs"));
+
+    Assert(migration.Contains("INNER JOIN dbo.SceneManuscriptSources", StringComparison.Ordinal), "Chapter source SQL should aggregate persisted canonical scene source text.");
+    Assert(migration.Contains("STRING_AGG", StringComparison.Ordinal), "Chapter source SQL should reconstruct chapter text from persisted scene text in order.");
+    Assert(sourceRepository.Contains("StoryIntelligenceSource_ChapterText_GetAdmin", StringComparison.Ordinal), "Story Intelligence source repository should use the stored source procedure.");
+    Assert(onboardingStory.Contains("durableSource = await sources.GetChapterSourceAsync", StringComparison.Ordinal), "Onboarding Story Intelligence should read durable chapter text from scene sources.");
+    Assert(onboardingStory.Contains("CoreImportComplete", StringComparison.Ordinal), "Optional onboarding Story Intelligence should require core import completion.");
+    Assert(existingQueue.Contains("sources.GetChapterSourceAsync", StringComparison.Ordinal), "Later Story Intelligence queueing should start from persisted chapter/scene source, not onboarding DTOs.");
+}
+
 static void WordSyncRequiresSaveAcknowledgement()
 {
     var root = Path.Combine(AppContext.BaseDirectory, "../../../../PlotLine");

PlotLine/Controllers/OnboardingController.cs

@@ -526,10 +526,23 @@ public sealed class OnboardingController(IOnboardingService onboarding, IOnboard
         var continueToCharacters = string.Equals(intent, "characters", StringComparison.OrdinalIgnoreCase);
         var continueCharacterReview = string.Equals(intent, "character-next", StringComparison.OrdinalIgnoreCase);
         var backCharacterReview = string.Equals(intent, "character-back", StringComparison.OrdinalIgnoreCase);
-        var readyToImport = string.Equals(intent, "continue", StringComparison.OrdinalIgnoreCase);
+        var readyToImport = string.Equals(intent, "structure", StringComparison.OrdinalIgnoreCase);
+        var completeCoreImport = string.Equals(intent, "continue", StringComparison.OrdinalIgnoreCase);
         var nextCharacterPage = Math.Max(1, characterPage + (backCharacterReview ? -1 : 1));
         try
         {
+            if (completeCoreImport)
+            {
+                var result = await onboarding.FinaliseCharacterReviewAsync(form);
+                if (result is null)
+                {
+                    return NotFound();
+                }
+
+                TempData["OnboardingReviewMessage"] = "Characters saved. Core manuscript import is complete.";
+                return RedirectToAction(nameof(BuildComplete), new { previewId = form.PreviewID });
+            }
+
             var model = await onboarding.SaveScanReviewAsync(form, readyToImport);
             if (model is null)
             {
@@ -537,12 +550,12 @@ public sealed class OnboardingController(IOnboardingService onboarding, IOnboard
             }
 
             TempData["OnboardingReviewMessage"] = readyToImport
-                ? "Review saved. Next: story and portrait context."
+                ? "Chapter review saved. Next: import scenes and update Word."
                 : continueToCharacters ? "Chapter and scene review saved. Next: review detected characters."
                 : continueCharacterReview || backCharacterReview ? "Character review choices saved."
                 : "Review choices saved.";
             return readyToImport
-                ? RedirectToAction(nameof(StoryIntelligence))
+                ? RedirectToAction(nameof(Index))
                 : continueCharacterReview || backCharacterReview ? RedirectToAction(nameof(ScanCharacters), new { previewId = form.PreviewID, page = nextCharacterPage })
                 : continueToCharacters ? RedirectToAction(nameof(ScanCharacters), new { previewId = form.PreviewID })
                 : RedirectToAction(nameof(ScanReview), new { previewId = form.PreviewID });

PlotLine/Data/OnboardingBuildRepository.cs

@@ -12,6 +12,7 @@ public interface IOnboardingBuildRepository
     Task MarkMarkerSyncCompletedAsync(int buildId);
     Task MarkMarkerSyncFailedAsync(int buildId, string message);
     Task SaveStructuralChapterSourceAsync(StructuralChapterSourceSaveRequest request);
+    Task SaveSceneManuscriptSourceAsync(SceneManuscriptSourceSaveRequest request);
 }
 
 public sealed class OnboardingBuildRepository(ISqlConnectionFactory connectionFactory) : IOnboardingBuildRepository
@@ -110,6 +111,29 @@ public sealed class OnboardingBuildRepository(ISqlConnectionFactory connectionFa
             },
             commandType: CommandType.StoredProcedure);
     }
+
+    public async Task SaveSceneManuscriptSourceAsync(SceneManuscriptSourceSaveRequest request)
+    {
+        using var connection = connectionFactory.CreateConnection();
+        await connection.ExecuteAsync(
+            "dbo.SceneManuscriptSource_Save",
+            new
+            {
+                request.SceneID,
+                request.ProjectID,
+                request.BookID,
+                request.ChapterID,
+                request.SourceText,
+                request.SourceWordCount,
+                request.SourceCharacterCount,
+                request.SourceStartParagraph,
+                request.SourceEndParagraph,
+                request.WordStartParagraphIndex,
+                request.WordEndParagraphIndex,
+                request.SourceKind
+            },
+            commandType: CommandType.StoredProcedure);
+    }
 }
 
 public sealed class OnboardingManuscriptBuildRequest
@@ -157,3 +181,19 @@ public sealed class StructuralChapterSourceSaveRequest
     public int SourceCharacterCount { get; init; }
     public string? ParagraphMapJson { get; init; }
 }
+
+public sealed class SceneManuscriptSourceSaveRequest
+{
+    public int SceneID { get; init; }
+    public int ProjectID { get; init; }
+    public int BookID { get; init; }
+    public int ChapterID { get; init; }
+    public string SourceText { get; init; } = string.Empty;
+    public int SourceWordCount { get; init; }
+    public int SourceCharacterCount { get; init; }
+    public int? SourceStartParagraph { get; init; }
+    public int? SourceEndParagraph { get; init; }
+    public int? WordStartParagraphIndex { get; init; }
+    public int? WordEndParagraphIndex { get; init; }
+    public string SourceKind { get; init; } = "StructuralImport";
+}

PlotLine/Models/ManuscriptScanModels.cs

@@ -19,6 +19,7 @@ public static class ManuscriptScanReviewStatuses
     public const string ReviewInProgress = "ReviewInProgress";
     public const string ReviewComplete = "ReviewComplete";
     public const string ReadyToImport = "ReadyToImport";
+    public const string CoreImportComplete = "CoreImportComplete";
 }
 
 public sealed class ManuscriptScanCommand
@@ -79,6 +80,7 @@ public sealed class ManuscriptScanChapterPreview
     public int? StartPosition { get; init; }
     public int? ExistingChapterID { get; init; }
     public IReadOnlyList<ManuscriptScanParagraphMap> ParagraphMap { get; init; } = [];
+    public IReadOnlyList<ManuscriptScanSourceParagraph> SourceParagraphs { get; init; } = [];
 }
 
 public sealed class ManuscriptScanParagraphMap
@@ -88,6 +90,17 @@ public sealed class ManuscriptScanParagraphMap
     public string Text { get; init; } = string.Empty;
 }
 
+public sealed class ManuscriptScanSourceParagraph
+{
+    public int WordParagraphIndex { get; init; }
+    public string Text { get; init; } = string.Empty;
+    public bool IsBlank { get; init; }
+    public bool IsChapterHeading { get; init; }
+    public bool IsSceneHeading { get; init; }
+    public bool IsSceneSeparator { get; init; }
+    public bool IncludeInSourceText { get; init; }
+}
+
 public sealed class ManuscriptScanScenePreview
 {
     public string TemporarySceneKey { get; init; } = string.Empty;

PlotLine/Services/ManuscriptStructureAnalysisService.cs

@@ -72,7 +72,8 @@ public sealed class ManuscriptStructureAnalysisService(
                 }
 
                 var startMap = request.ParagraphMap.FirstOrDefault(item => item.StructuralParagraphOrdinal == start);
-                if (startMap is null || startMap.WordParagraphIndex < 0)
+                var endMap = request.ParagraphMap.FirstOrDefault(item => item.StructuralParagraphOrdinal == end);
+                if (startMap is null || endMap is null || startMap.WordParagraphIndex < 0 || endMap.WordParagraphIndex < 0)
                 {
                     return ManuscriptStructureAnalysisResult.Failed(
                         request.TemporaryChapterKey,
@@ -81,6 +82,7 @@ public sealed class ManuscriptStructureAnalysisService(
                 }
 
                 var sceneParagraphs = paragraphs.Skip(start - 1).Take(end - start + 1).ToList();
+                var sourceText = BuildSourceText(request.SourceParagraphs, startMap.WordParagraphIndex, endMap.WordParagraphIndex);
                 scenes.Add(new ManuscriptStructureSceneBoundary
                 {
                     TemporarySceneKey = $"{request.TemporaryChapterKey}-ai-scene-{sceneNumber}",
@@ -88,9 +90,11 @@ public sealed class ManuscriptStructureAnalysisService(
                     SceneNumberWithinChapter = sceneNumber,
                     Title = $"Scene {sceneNumber:N0}",
                     WordCount = sceneParagraphs.Sum(CountWords),
+                    SourceText = sourceText,
                     StartParagraph = start,
                     EndParagraph = end,
                     WordStartPosition = startMap.WordParagraphIndex,
+                    WordEndPosition = endMap.WordParagraphIndex,
                     Reason = boundary.Reason,
                     Confidence = boundary.Confidence
                 });
@@ -157,6 +161,29 @@ public sealed class ManuscriptStructureAnalysisService(
         return outputText.Trim();
     }
 
+    private static string BuildSourceText(IReadOnlyList<ManuscriptScanSourceParagraph> sourceParagraphs, int wordStartPosition, int wordEndPosition)
+    {
+        var lines = sourceParagraphs
+            .Where(item => item.WordParagraphIndex >= wordStartPosition
+                && item.WordParagraphIndex <= wordEndPosition
+                && item.IncludeInSourceText)
+            .OrderBy(item => item.WordParagraphIndex)
+            .Select(item => item.IsBlank ? string.Empty : item.Text.Trim())
+            .ToList();
+
+        while (lines.Count > 0 && string.IsNullOrWhiteSpace(lines[0]))
+        {
+            lines.RemoveAt(0);
+        }
+
+        while (lines.Count > 0 && string.IsNullOrWhiteSpace(lines[^1]))
+        {
+            lines.RemoveAt(lines.Count - 1);
+        }
+
+        return string.Join(Environment.NewLine + Environment.NewLine, lines);
+    }
+
     private static string BuildValidationMessage(ValidationResult validation)
     {
         var first = validation.Errors.FirstOrDefault()?.Message
@@ -180,6 +207,7 @@ public sealed class ManuscriptStructureAnalysisRequest
     public string SourceLabel { get; init; } = string.Empty;
     public string ChapterText { get; init; } = string.Empty;
     public IReadOnlyList<ManuscriptScanParagraphMap> ParagraphMap { get; init; } = [];
+    public IReadOnlyList<ManuscriptScanSourceParagraph> SourceParagraphs { get; init; } = [];
 }
 
 public sealed class ManuscriptStructureAnalysisResult
@@ -204,9 +232,11 @@ public sealed class ManuscriptStructureSceneBoundary
     public int SceneNumberWithinChapter { get; init; }
     public string Title { get; init; } = string.Empty;
     public int WordCount { get; init; }
+    public string SourceText { get; init; } = string.Empty;
     public int StartParagraph { get; init; }
     public int EndParagraph { get; init; }
     public int WordStartPosition { get; init; }
+    public int WordEndPosition { get; init; }
     public string? Reason { get; init; }
     public decimal? Confidence { get; init; }
 }

PlotLine/Services/OnboardingService.cs

@@ -11,6 +11,7 @@ public interface IOnboardingService
     Task<OnboardingWizardViewModel> GetWizardAsync();
     Task<ManuscriptScanReviewViewModel?> GetScanReviewAsync(Guid? previewId = null);
     Task<ManuscriptScanReviewViewModel?> SaveScanReviewAsync(ManuscriptScanReviewForm form, bool readyToImport);
+    Task<OnboardingManuscriptBuildResult?> FinaliseCharacterReviewAsync(ManuscriptScanReviewForm form);
     Task<OnboardingManuscriptBuildResult?> BuildApprovedStructureAsync(Guid previewId, Func<OnboardingBuildProgress, Task>? progress = null);
     Task<OnboardingManuscriptBuildResult?> GetBuildResultAsync(Guid previewId);
     Task<bool> ShouldShowOnboardingAsync();
@@ -262,7 +263,8 @@ public sealed class OnboardingService(
                 ChapterNumber = chapterDecision.ChapterNumber,
                 SourceLabel = $"{preview.DocumentTitle ?? "Word manuscript"}: {chapterDecision.Title}",
                 ChapterText = chapterPreview.ChapterText,
-                ParagraphMap = chapterPreview.ParagraphMap
+                ParagraphMap = chapterPreview.ParagraphMap,
+                SourceParagraphs = chapterPreview.SourceParagraphs
             });
 
             if (!analysis.Success)
@@ -274,11 +276,6 @@ public sealed class OnboardingService(
         }
 
         await PublishBuildProgress(userId, preview.PreviewID, "Preparing chapters and scenes for import...", 45, progress);
-        var characterDecisions = review.Characters
-            .Where(IsIncludedCanonicalCharacter)
-            .OrderBy(character => character.Name)
-            .ThenBy(character => character.TemporaryCharacterKey)
-            .ToList();
         var request = new OnboardingManuscriptBuildRequest
         {
             PreviewID = preview.PreviewID,
@@ -300,12 +297,7 @@ public sealed class OnboardingService(
                 SortOrder = scene.SceneNumberWithinChapter * 10,
                 WordCount = scene.WordCount
             }).ToList(),
-            Characters = characterDecisions.Select(character => new OnboardingBuildCharacterRequest
-            {
-                TemporaryCharacterKey = character.TemporaryCharacterKey,
-                Name = character.Name,
-                ExistingCharacterID = character.ExistingCharacterID
-            }).ToList()
+            Characters = []
         };
 
         await PublishBuildProgress(userId, preview.PreviewID, "Creating PlotDirector structure...", 60, progress);
@@ -335,7 +327,7 @@ public sealed class OnboardingService(
             MarkerWarning = result.MarkerWarning
         };
         await SaveStructuralChapterSourcesAsync(preview, result);
-        await AddScanCharacterAliasesAsync(review, result);
+        await SaveSceneManuscriptSourcesAsync(preview, structuralScenes, result);
         await scanPreviews.SaveBuildResultAsync(userId, result);
         await PublishBuildProgress(userId, preview.PreviewID, "Updating and saving Word markers. Keep Word and this browser page open.", 90, progress);
         return result;
@@ -344,6 +336,113 @@ public sealed class OnboardingService(
     public async Task<OnboardingManuscriptBuildResult?> GetBuildResultAsync(Guid previewId)
         => await scanPreviews.GetBuildResultAsync(RequireUserId(), previewId);
 
+    public async Task<OnboardingManuscriptBuildResult?> FinaliseCharacterReviewAsync(ManuscriptScanReviewForm form)
+    {
+        var context = await GetScanReviewContextAsync(form.PreviewID);
+        if (context is null)
+        {
+            return null;
+        }
+
+        var (userId, preview, review, _, _, existingCharacters) = context.Value;
+        var build = await scanPreviews.GetBuildResultAsync(userId, preview.PreviewID);
+        if (build is null || build.SceneMappings.Count == 0)
+        {
+            throw new InvalidOperationException("Import the approved chapters and scenes before reviewing characters.");
+        }
+
+        var candidateLookup = preview.CharacterCandidates.ToDictionary(candidate => candidate.TemporaryCharacterKey, StringComparer.Ordinal);
+        var existingCharacterIds = existingCharacters.Select(character => character.CharacterID).ToHashSet();
+        var characterDecisions = form.Characters
+            .Where(item => candidateLookup.ContainsKey(item.TemporaryCharacterKey))
+            .Select(item =>
+            {
+                var cleanName = Clean(item.Name);
+                var aliasTargetKey = CleanOptional(item.AliasTargetTemporaryCharacterKey);
+                if (!string.IsNullOrWhiteSpace(aliasTargetKey)
+                    && (!candidateLookup.ContainsKey(aliasTargetKey) || string.Equals(aliasTargetKey, item.TemporaryCharacterKey, StringComparison.Ordinal)))
+                {
+                    aliasTargetKey = null;
+                }
+
+                var matchedExistingId = string.IsNullOrWhiteSpace(aliasTargetKey) && item.ExistingCharacterID.HasValue && existingCharacterIds.Contains(item.ExistingCharacterID.Value)
+                    ? item.ExistingCharacterID
+                    : string.IsNullOrWhiteSpace(aliasTargetKey) ? MatchExistingCharacter(cleanName, existingCharacters)?.CharacterID : null;
+                return new ManuscriptScanCharacterReviewDecision
+                {
+                    TemporaryCharacterKey = item.TemporaryCharacterKey,
+                    Include = item.Include,
+                    Name = cleanName,
+                    Category = item.Category,
+                    ExistingCharacterID = matchedExistingId,
+                    AliasTargetTemporaryCharacterKey = aliasTargetKey,
+                    SexHint = CharacterSexHintService.Normalise(item.SexHint, cleanName)
+                };
+            })
+            .ToList();
+
+        var characterMappings = new List<OnboardingBuildCharacterMap>();
+        foreach (var decision in characterDecisions.Where(IsIncludedCanonicalCharacter).OrderBy(item => item.Name).ThenBy(item => item.TemporaryCharacterKey))
+        {
+            var characterId = decision.ExistingCharacterID
+                ?? MatchExistingCharacter(decision.Name, existingCharacters)?.CharacterID
+                ?? await characters.SaveCharacterAsync(new Character
+                {
+                    ProjectID = preview.ProjectID,
+                    CharacterName = decision.Name,
+                    Sex = string.IsNullOrWhiteSpace(decision.SexHint) ? null : decision.SexHint,
+                    CharacterImportance = 8,
+                    ShowInQuickAddBar = true
+                });
+
+            characterMappings.Add(new OnboardingBuildCharacterMap
+            {
+                TemporaryCharacterKey = decision.TemporaryCharacterKey,
+                CharacterID = characterId,
+                Created = !decision.ExistingCharacterID.HasValue
+                    && existingCharacters.All(character => character.CharacterID != characterId)
+            });
+        }
+
+        var completedReview = new ManuscriptScanReviewDecision
+        {
+            PreviewID = review.PreviewID,
+            Status = ManuscriptScanReviewStatuses.CoreImportComplete,
+            Chapters = review.Chapters,
+            Scenes = review.Scenes,
+            Characters = characterDecisions
+        };
+
+        var completedResult = new OnboardingManuscriptBuildResult
+        {
+            BuildID = build.BuildID,
+            PreviewID = build.PreviewID,
+            ProjectID = build.ProjectID,
+            BookID = build.BookID,
+            ManuscriptDocumentID = build.ManuscriptDocumentID,
+            Status = "CoreImportComplete",
+            MarkerStatus = build.MarkerStatus,
+            ChaptersCreated = build.ChaptersCreated,
+            ScenesCreated = build.ScenesCreated,
+            CharactersCreated = characterMappings.Count(item => item.Created),
+            CharactersReused = characterMappings.Count(item => !item.Created),
+            SceneAppearancesCreated = build.SceneAppearancesCreated,
+            AlreadyBuilt = build.AlreadyBuilt,
+            Message = "Core manuscript import complete.",
+            ChapterMappings = build.ChapterMappings,
+            SceneMappings = build.SceneMappings,
+            CharacterMappings = characterMappings,
+            ChapterMarkerInstructions = build.ChapterMarkerInstructions,
+            SceneMarkerInstructions = build.SceneMarkerInstructions,
+            MarkerWarning = build.MarkerWarning
+        };
+
+        await scanPreviews.SaveReviewAsync(userId, completedReview);
+        await scanPreviews.SaveBuildResultAsync(userId, completedResult);
+        await AddScanCharacterAliasesAsync(completedReview, completedResult);
+        return completedResult;
+    }
+
     private static IReadOnlyList<OnboardingBuildMarkerInstruction> BuildChapterMarkerInstructions(
         ManuscriptScanPreview preview,
         IReadOnlyList<OnboardingBuildChapterMap> mappings)
@@ -414,6 +513,43 @@ public sealed class OnboardingService(
         }
     }
 
+    private async Task SaveSceneManuscriptSourcesAsync(
+        ManuscriptScanPreview preview,
+        IReadOnlyList<ManuscriptStructureSceneBoundary> structuralScenes,
+        OnboardingManuscriptBuildResult result)
+    {
+        var sceneIds = result.SceneMappings.ToDictionary(item => item.TemporarySceneKey, item => item.SceneID, StringComparer.Ordinal);
+        var chapterIds = result.ChapterMappings.ToDictionary(item => item.TemporaryChapterKey, item => item.ChapterID, StringComparer.Ordinal);
+        foreach (var scene in structuralScenes)
+        {
+            if (!sceneIds.TryGetValue(scene.TemporarySceneKey, out var sceneId)
+                || !chapterIds.TryGetValue(scene.TemporaryChapterKey, out var chapterId))
+            {
+                throw new InvalidOperationException("The imported scene source could not be matched to a canonical PlotDirector scene.");
+            }
+
+            if (string.IsNullOrWhiteSpace(scene.SourceText))
+            {
+                throw new InvalidOperationException($"Scene {scene.SceneNumberWithinChapter:N0} source text could not be persisted because the structural source text is empty.");
+            }
+
+            await builds.SaveSceneManuscriptSourceAsync(new SceneManuscriptSourceSaveRequest
+            {
+                SceneID = sceneId,
+                ProjectID = preview.ProjectID,
+                BookID = preview.BookID,
+                ChapterID = chapterId,
+                SourceText = scene.SourceText,
+                SourceWordCount = CountWords(scene.SourceText),
+                SourceCharacterCount = scene.SourceText.Length,
+                SourceStartParagraph = scene.StartParagraph,
+                SourceEndParagraph = scene.EndParagraph,
+                WordStartParagraphIndex = scene.WordStartPosition,
+                WordEndParagraphIndex = scene.WordEndPosition
+            });
+        }
+    }
+
     private async Task PublishBuildProgress(int userId, Guid previewId, string message, int percent, Func<OnboardingBuildProgress, Task>? publish, OnboardingManuscriptBuildResult? result = null)
     {
         var state = await scanPreviews.BuildProgressAsync(userId, previewId, message, percent, result);

PlotLine/Services/OnboardingStoryIntelligenceService.cs

@@ -39,6 +39,7 @@ public sealed class OnboardingStoryIntelligenceService(
     IStoryIntelligenceAssetImportService assetImport,
     IStoryIntelligenceRelationshipImportService relationshipImport,
     IStoryIntelligenceKnowledgeImportService knowledgeImport,
+    IStoryIntelligenceSourceRepository sources,
     IStoryIntelligencePipelineStateService pipelineState,
     IStoryMemoryRepository storyMemory,
     IStoryIntelligenceClient client,
@@ -108,8 +109,10 @@ public sealed class OnboardingStoryIntelligenceService(
             return existing;
         }
 
-        build ??= await onboarding.BuildApprovedStructureAsync(preview.PreviewID)
-            ?? throw new InvalidOperationException("The approved chapters could not be prepared for analysis.");
+        if (build is null || build.SceneMappings.Count == 0)
+        {
+            throw new InvalidOperationException("Import the manuscript structure before starting Story Intelligence.");
+        }
 
         var chapterIds = build.ChapterMappings.ToDictionary(chapter => chapter.TemporaryChapterKey, chapter => chapter.ChapterID, StringComparer.Ordinal);
         var included = IncludedChapters(preview, review);
@@ -118,11 +121,6 @@ public sealed class OnboardingStoryIntelligenceService(
             throw new InvalidOperationException("Choose at least one chapter before analysing the manuscript.");
         }
 
-        if (included.Any(chapter => string.IsNullOrWhiteSpace(chapter.Preview.ChapterText)))
-        {
-            throw new InvalidOperationException("The Word Companion scan did not include chapter text. Scan the manuscript again before analysing it.");
-        }
-
         var clientStatus = client.GetConfigurationStatus();
         var modelSummary = StoryIntelligenceOptions.BuildModelSummary(
             clientStatus.ChapterStructureModel,
@@ -142,7 +140,18 @@ public sealed class OnboardingStoryIntelligenceService(
                 throw new InvalidOperationException($"PlotDirector could not prepare chapter '{chapter.Decision.Title}' for analysis.");
             }
 
-            var text = chapter.Preview.ChapterText!.Trim();
+            var durableSource = await sources.GetChapterSourceAsync(chapterId);
+            var text = durableSource?.SourceText?.Trim();
+            if (string.IsNullOrWhiteSpace(text))
+            {
+                text = chapter.Preview.ChapterText?.Trim();
+            }
+
+            if (string.IsNullOrWhiteSpace(text))
+            {
+                throw new InvalidOperationException($"PlotDirector does not have persisted scene source text for chapter '{chapter.Decision.Title}'.");
+            }
+
             var paragraphs = StoryIntelligenceParagraphs.Split(text);
             var runId = await runs.QueueAdminTextAsync(new StoryIntelligenceRunQueueRequest
             {
@@ -155,8 +164,8 @@ public sealed class OnboardingStoryIntelligenceService(
                 SourceLabel = $"{wizard.SelectedBookTitle}: {chapter.Decision.Title}",
                 ChapterText = text,
                 SourceFileName = preview.DocumentTitle,
-                SourceWordCount = CountWords(text),
-                SourceCharacterCount = text.Length,
+                SourceWordCount = durableSource?.SourceWordCount ?? CountWords(text),
+                SourceCharacterCount = durableSource?.SourceCharacterCount ?? text.Length,
                 SourceParagraphCount = paragraphs.Count,
                 SourceChapterCount = 1,
                 Model = modelSummary,
@@ -838,7 +847,7 @@ public sealed class OnboardingStoryIntelligenceService(
         }
 
         var review = await scanStore.GetReviewAsync(userId, preview.PreviewID);
-        if (review is null || !string.Equals(review.Status, ManuscriptScanReviewStatuses.ReadyToImport, StringComparison.Ordinal))
+        if (review is null || !string.Equals(review.Status, ManuscriptScanReviewStatuses.CoreImportComplete, StringComparison.Ordinal))
         {
             return null;
         }

PlotLine/Sql/150_Phase24B_SceneManuscriptSources.sql

@@ -0,0 +1,152 @@
+SET ANSI_NULLS ON;
+GO
+SET QUOTED_IDENTIFIER ON;
+GO
+
+IF OBJECT_ID(N'dbo.SceneManuscriptSources', N'U') IS NULL
+BEGIN
+    CREATE TABLE dbo.SceneManuscriptSources
+    (
+        SceneID int NOT NULL CONSTRAINT PK_SceneManuscriptSources PRIMARY KEY,
+        ProjectID int NOT NULL,
+        BookID int NOT NULL,
+        ChapterID int NOT NULL,
+        SourceText nvarchar(max) NOT NULL,
+        SourceWordCount int NOT NULL,
+        SourceCharacterCount int NOT NULL,
+        SourceStartParagraph int NULL,
+        SourceEndParagraph int NULL,
+        WordStartParagraphIndex int NULL,
+        WordEndParagraphIndex int NULL,
+        SourceKind nvarchar(80) NOT NULL CONSTRAINT DF_SceneManuscriptSources_SourceKind DEFAULT N'StructuralImport',
+        CreatedUtc datetime2 NOT NULL CONSTRAINT DF_SceneManuscriptSources_CreatedUtc DEFAULT SYSUTCDATETIME(),
+        UpdatedUtc datetime2 NOT NULL CONSTRAINT DF_SceneManuscriptSources_UpdatedUtc DEFAULT SYSUTCDATETIME(),
+        CONSTRAINT FK_SceneManuscriptSources_Scenes FOREIGN KEY (SceneID) REFERENCES dbo.Scenes(SceneID),
+        CONSTRAINT FK_SceneManuscriptSources_Projects FOREIGN KEY (ProjectID) REFERENCES dbo.Projects(ProjectID),
+        CONSTRAINT FK_SceneManuscriptSources_Books FOREIGN KEY (BookID) REFERENCES dbo.Books(BookID),
+        CONSTRAINT FK_SceneManuscriptSources_Chapters FOREIGN KEY (ChapterID) REFERENCES dbo.Chapters(ChapterID)
+    );
+END;
+GO
+
+IF NOT EXISTS (SELECT 1 FROM sys.indexes WHERE name = N'IX_SceneManuscriptSources_BookChapter' AND object_id = OBJECT_ID(N'dbo.SceneManuscriptSources'))
+    CREATE INDEX IX_SceneManuscriptSources_BookChapter ON dbo.SceneManuscriptSources(BookID, ChapterID, SceneID);
+GO
+
+CREATE OR ALTER PROCEDURE dbo.SceneManuscriptSource_Save
+    @SceneID int,
+    @ProjectID int,
+    @BookID int,
+    @ChapterID int,
+    @SourceText nvarchar(max),
+    @SourceWordCount int,
+    @SourceCharacterCount int,
+    @SourceStartParagraph int = NULL,
+    @SourceEndParagraph int = NULL,
+    @WordStartParagraphIndex int = NULL,
+    @WordEndParagraphIndex int = NULL,
+    @SourceKind nvarchar(80) = N'StructuralImport'
+AS
+BEGIN
+    SET NOCOUNT ON;
+
+    MERGE dbo.SceneManuscriptSources AS target
+    USING (SELECT @SceneID AS SceneID) AS source
+    ON target.SceneID = source.SceneID
+    WHEN MATCHED THEN
+        UPDATE SET ProjectID = @ProjectID,
+            BookID = @BookID,
+            ChapterID = @ChapterID,
+            SourceText = @SourceText,
+            SourceWordCount = @SourceWordCount,
+            SourceCharacterCount = @SourceCharacterCount,
+            SourceStartParagraph = @SourceStartParagraph,
+            SourceEndParagraph = @SourceEndParagraph,
+            WordStartParagraphIndex = @WordStartParagraphIndex,
+            WordEndParagraphIndex = @WordEndParagraphIndex,
+            SourceKind = @SourceKind,
+            UpdatedUtc = SYSUTCDATETIME()
+    WHEN NOT MATCHED THEN
+        INSERT
+        (
+            SceneID, ProjectID, BookID, ChapterID, SourceText, SourceWordCount, SourceCharacterCount,
+            SourceStartParagraph, SourceEndParagraph, WordStartParagraphIndex, WordEndParagraphIndex, SourceKind
+        )
+        VALUES
+        (
+            @SceneID, @ProjectID, @BookID, @ChapterID, @SourceText, @SourceWordCount, @SourceCharacterCount,
+            @SourceStartParagraph, @SourceEndParagraph, @WordStartParagraphIndex, @WordEndParagraphIndex, @SourceKind
+        );
+END;
+GO
+
+CREATE OR ALTER PROCEDURE dbo.SceneManuscriptSource_GetByScene
+    @SceneID int
+AS
+BEGIN
+    SET NOCOUNT ON;
+
+    SELECT SceneID, ProjectID, BookID, ChapterID, SourceText, SourceWordCount, SourceCharacterCount,
+        SourceStartParagraph, SourceEndParagraph, WordStartParagraphIndex, WordEndParagraphIndex, SourceKind,
+        CreatedUtc, UpdatedUtc
+    FROM dbo.SceneManuscriptSources
+    WHERE SceneID = @SceneID;
+END;
+GO
+
+CREATE OR ALTER PROCEDURE dbo.SceneManuscriptSource_ListByChapter
+    @ChapterID int
+AS
+BEGIN
+    SET NOCOUNT ON;
+
+    SELECT source.SceneID, source.ProjectID, source.BookID, source.ChapterID, source.SourceText,
+        source.SourceWordCount, source.SourceCharacterCount, source.SourceStartParagraph, source.SourceEndParagraph,
+        source.WordStartParagraphIndex, source.WordEndParagraphIndex, source.SourceKind, source.CreatedUtc, source.UpdatedUtc
+    FROM dbo.SceneManuscriptSources source
+    INNER JOIN dbo.Scenes scene ON scene.SceneID = source.SceneID
+    WHERE source.ChapterID = @ChapterID
+        AND scene.IsArchived = 0
+    ORDER BY scene.SortOrder, scene.SceneNumber, scene.SceneID;
+END;
+GO
+
+CREATE OR ALTER PROCEDURE dbo.StoryIntelligenceSource_ChapterText_GetAdmin
+    @ChapterID int
+AS
+BEGIN
+    SET NOCOUNT ON;
+
+    SELECT
+        p.ProjectID,
+        p.ProjectName,
+        b.BookID,
+        b.BookTitle,
+        b.Subtitle AS BookSubtitle,
+        c.ChapterID,
+        c.ChapterNumber,
+        c.ChapterTitle,
+        sourceText.SourceText,
+        sourceText.SourceWordCount,
+        sourceText.SourceCharacterCount
+    FROM dbo.Chapters c
+    INNER JOIN dbo.Books b ON b.BookID = c.BookID
+    INNER JOIN dbo.Projects p ON p.ProjectID = b.ProjectID
+    OUTER APPLY
+    (
+        SELECT
+            STRING_AGG(CONVERT(nvarchar(max), sms.SourceText), CHAR(13) + CHAR(10) + CHAR(13) + CHAR(10))
+                WITHIN GROUP (ORDER BY s.SortOrder, s.SceneNumber, s.SceneID) AS SourceText,
+            SUM(sms.SourceWordCount) AS SourceWordCount,
+            SUM(sms.SourceCharacterCount) AS SourceCharacterCount
+        FROM dbo.Scenes s
+        INNER JOIN dbo.SceneManuscriptSources sms ON sms.SceneID = s.SceneID
+        WHERE s.ChapterID = c.ChapterID
+            AND s.IsArchived = 0
+    ) sourceText
+    WHERE c.ChapterID = @ChapterID
+        AND c.IsArchived = 0
+        AND b.IsArchived = 0
+        AND p.IsArchived = 0;
+END;
+GO

PlotLine/Views/Onboarding/BuildComplete.cshtml

@@ -1,6 +1,7 @@
 @model OnboardingManuscriptBuildResult
 @{
     ViewData["Title"] = "Manuscript imported";
+    var coreComplete = string.Equals(Model.Status, "CoreImportComplete", StringComparison.OrdinalIgnoreCase);
 }
 
 <section class="onboarding-shell" aria-labelledby="build-complete-title">
@@ -20,7 +21,20 @@
                 <span aria-hidden="true">&check;</span>
                 <h1 id="build-complete-title">Your manuscript has been imported.</h1>
             </div>
-            <p>@(Model.AlreadyBuilt ? "This manuscript structure has already been created in PlotDirector, so nothing was duplicated." : "PlotDirector created the approved chapters and scenes, updated the Word markers, and saved the manuscript. Word and this browser page may now be closed.")</p>
+            <p>
+                @if (coreComplete)
+                {
+                    @:PlotDirector created the approved chapters and scenes, saved the Word markers, and applied your character review. Core import is complete.
+                }
+                else if (Model.AlreadyBuilt)
+                {
+                    @:This manuscript structure has already been created in PlotDirector, so nothing was duplicated. Review characters to complete the core import.
+                }
+                else
+                {
+                    @:PlotDirector created the approved chapters and scenes, persisted their manuscript text, updated the Word markers, and saved the manuscript. Word may now be closed; keep this browser workflow open to review characters.
+                }
+            </p>
             @if (!string.IsNullOrWhiteSpace(Model.MarkerWarning))
             {
                 <p class="text-warning">@Model.MarkerWarning</p>
@@ -46,14 +60,31 @@
             </div>
         </div>
 
-        <section class="onboarding-complete-next">
-            <h2>Optional: analyse manuscript</h2>
-            <p>Story Intelligence can now enrich the existing scenes with summaries, context, relationships, knowledge, timeline details and metrics. You can analyse now or return later.</p>
-        </section>
+        @if (coreComplete)
+        {
+            <section class="onboarding-complete-next">
+                <h2>Optional: analyse manuscript</h2>
+                <p>Story Intelligence can now enrich the existing scenes with summaries, context, relationships, knowledge, timeline details and metrics. You can analyse now or return later.</p>
+            </section>
+        }
+        else
+        {
+            <section class="onboarding-complete-next">
+                <h2>Next: review characters</h2>
+                <p>Character detection remains part of core import. Review detected names, aliases and existing matches to finish importing the manuscript.</p>
+            </section>
+        }
 
         <div class="onboarding-actions">
-            <a class="btn btn-primary" asp-controller="Onboarding" asp-action="StoryIntelligence">Analyse my book</a>
-            <a class="btn btn-outline-secondary" asp-controller="Projects" asp-action="Details" asp-route-id="@Model.ProjectID">Not now</a>
+            @if (coreComplete)
+            {
+                <a class="btn btn-primary" asp-controller="Onboarding" asp-action="StoryIntelligence">Analyse my book</a>
+                <a class="btn btn-outline-secondary" asp-controller="Projects" asp-action="Details" asp-route-id="@Model.ProjectID">Not now</a>
+            }
+            else
+            {
+                <a class="btn btn-primary" asp-controller="Onboarding" asp-action="ScanCharacters" asp-route-previewId="@Model.PreviewID">Review characters</a>
+            }
             <a class="btn btn-outline-primary" asp-controller="Projects" asp-action="Details" asp-route-id="@Model.ProjectID">Open Project Overview</a>
             <a class="btn btn-outline-secondary" asp-controller="Writer" asp-action="Index" asp-route-projectId="@Model.ProjectID">Open Writer Workspace</a>
         </div>

PlotLine/Views/Onboarding/ScanReview.cshtml

@@ -188,7 +188,7 @@
                     </div>
                 }
                 <div class="onboarding-actions onboarding-actions--inline">
-                    <button class="btn btn-primary" type="submit" name="intent" value="characters">Save and review characters</button>
+                    <button class="btn btn-primary" type="submit" name="intent" value="structure">Save chapters and import scenes</button>
                 </div>
             </div>
 
@@ -353,13 +353,13 @@
                 }
                 else
                 {
-                    <button class="btn btn-primary" type="submit" name="intent" value="continue">Save and continue</button>
+                    <button class="btn btn-primary" type="submit" name="intent" value="continue">Complete core import</button>
                 }
             }
             else
             {
                 <a class="btn btn-outline-secondary" asp-controller="Onboarding" asp-action="Index">Back to setup</a>
-                <button class="btn btn-primary" type="submit" name="intent" value="characters">Save and review characters</button>
+                <button class="btn btn-primary" type="submit" name="intent" value="structure">Save chapters and import scenes</button>
             }
         </div>
     </form>

PlotLine/wwwroot/js/word-companion-host.js

@@ -2171,6 +2171,7 @@
                 wordCount: 0,
                 chapterTextParagraphs: [],
                 chapterText: "",
+                sourceParagraphs: [],
                 startPosition: paragraph?.index ?? null,
                 existingChapterID: isOpening ? null : paragraphAnchorId(paragraph, "PD-CHAPTER")
             };
@@ -2199,6 +2200,23 @@
             return scene;
         };
 
+        const recordSourceParagraph = (paragraph, text, options = {}) => {
+            if (!chapter || !paragraph || !Number.isInteger(paragraph.index)) {
+                return;
+            }
+
+            chapter.sourceParagraphs = chapter.sourceParagraphs || [];
+            chapter.sourceParagraphs.push({
+                wordParagraphIndex: paragraph.index,
+                text: String(text || ""),
+                isBlank: !!options.isBlank,
+                isChapterHeading: !!options.isChapterHeading,
+                isSceneHeading: !!options.isSceneHeading,
+                isSceneSeparator: !!options.isSceneSeparator,
+                includeInSourceText: options.includeInSourceText !== false
+            });
+        };
+
         const addWords = (paragraph, text, words) => {
             if (!chapter || !scene || words <= 0) {
                 return;
@@ -2220,8 +2238,12 @@
 
         paragraphs.forEach((paragraph, index) => {
             paragraph.index = index;
-            const text = String(paragraph.text || "").trim();
+            const rawText = String(paragraph.text || "");
+            const text = rawText.trim();
             if (!text) {
+                if (chapter) {
+                    recordSourceParagraph(paragraph, "", { isBlank: true, includeInSourceText: true });
+                }
                 return;
             }
 
@@ -2236,6 +2258,7 @@
                 documentText.push(text);
                 detectedHeadingChapters += 1;
                 startChapter(paragraph, text);
+                recordSourceParagraph(paragraph, text, { isChapterHeading: true, includeInSourceText: false });
                 totalWordCount += words;
                 chapter.wordCount += words;
                 chapter.chapterTextParagraphs.push(text);
@@ -2260,16 +2283,19 @@
 
             if (isBuiltInHeading(paragraph, 2)) {
                 startScene(paragraph, text);
+                recordSourceParagraph(paragraph, text, { isSceneHeading: true, includeInSourceText: true });
                 totalWordCount += words;
                 addWords(paragraph, text, words);
                 return;
             }
 
             if (sceneSeparatorTexts.has(text)) {
+                recordSourceParagraph(paragraph, text, { isSceneSeparator: true, includeInSourceText: false });
                 startScene(paragraph, null);
                 return;
             }
 
+            recordSourceParagraph(paragraph, text, { includeInSourceText: true });
             totalWordCount += words;
             addWords(paragraph, text, words);
         });