narrative_notes text column on AdventureNode to hold emotional arc intent separately from structural description. Story tab added as the first tab on the adventure show page, rendering as a reading document: acts → scenes → beats, with narrative_notes shown as blockquote and description as secondary structural note. Structure and Graph tabs unchanged. narrative_notes added to node edit form, create_adventure_node, and update_adventure_node MCP tools. ADR-0077. 637 tests green.
BL-094
Shipped