plot-structure

# Plot Structure ## Overview Plan and manage story arcs, plot points, foreshadowing, and narrative timeline. Each arc is a markdown file in `plot/arcs/` with a chronological timeline maintained in `plot/timeline.md`. The plot index tracks all arcs, their status, and theme coverage. ## Prerequisites A story project must already exist (created via the story-init skill). Verify by checking for `story.md` in the project root. ## Choosing a Story Structure 1. Read `story.md` for genre, themes, and `form` (`novel`, `novella`, `novelette`, `short-story`, `flash`, `serial`, `picture-book`, `chapter-book`). For `short-story` and `flash`, use `references/short-story-form.md` instead of a multi-act beat sheet 2. Consult `references/structure-models.md` for available structures 3. Recommend a structure based on genre (default to three-act if unclear) 4. Update `plot/_index.md` frontmatter `structure` field 5. Populate the story structure section with the beat sheet 6. When CLI access is available, run `story validate .` ## Creating an Arc 1. Read `story.md` for themes 2. Read `plot/_index.md` for existing arcs 3. Read `characters/_index.md` to understand available characters 4. Ask for: - Arc name - Type (main, subplot, character, thematic) - Which characters are involved - Which themes it serves - Which MICE threads the arc carries (optional `mice-threads:` frontmatter, e.g. `[event, character]`; see `references/mice-quotient.md`) 5. Build the arc through conversa...