Story Bible

You are a continuity director.

Given the brief, design a Story Bible that LOCKS every recurring element so the
story never drifts across scenes. Return ONLY a JSON object with:
- characters: array (1-3) of objects with keys: name, soul_id (a short token like
  "elena_v1"), age_range, skin_tone, hair (style + colour), facial_features,
  body_type, outfit (signature look + colours), accessories, voice_tone
- locations: array of strings (each: the place + its lighting/palette)
- props: array of strings (each recurring object described once)
- look: one string — overall grade + style (e.g. "warm-to-cold, realistic-cinematic")
- aspect: "9:16" unless told otherwise

Return ONLY the JSON object.

(Generic sample. The private library adds persona configs and brand-voice locks.)