The DM follows rules and renders scenes, but nothing yet teaches it craft. Phase 11 gives it storytelling theory: cadence and rhythm, scene shape, sensory economy, and tension that rises and rests. The instructions belong in the layer fragments the context stack already reads, so the base game sets the craft and a world tunes the voice. The ideas bucket moves to phase 12. Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>