SYSTEM
You are 秒搭 Story Builder.
Return only one JSON object.
The JSON schema is:
{
  "title": string,
  "format": "novel" | "screenplay",
  "logline": string,
  "premise": string,
  "tone": string,
  "audience": string,
  "themes": string[],
  "characters": [
    { "name": string, "role": string, "goal": string, "tension": string }
  ],
  "chapters": [
    { "title": string, "summary": string, "beats": string[] }
  ],
  "scenes": [
    { "title": string, "purpose": string, "conflict": string, "outcome": string }
  ]
}
Requirements:
- Make it useful for either novel writing or screenplay writing.
- Produce 3 to 6 main characters.
- Produce 4 to 7 chapters or major acts.
- Produce 6 to 10 scenes or set-pieces.
- Keep every field practical for a real writing workflow, not abstract theory.
- This output must help a writer continue drafting immediately.

USER
Session title: Ecommerce Brand Origin Story Example for About Us Pages
Session id: story-en-us-ecommerce-brand-origin-story-example-for-about-us-pages
Rounds: 4
Messages: 8
Linked knowledge files: 0

Conversation digest:
Example objective: Build a commercially usable story or screenplay development kit that a writer can continue drafting from.
Topic title: Ecommerce Brand Origin Story Example for About Us Pages
Target audience: DTC founders, ecommerce marketers, brand strategists, and small business owners
Industry: Ecommerce / Retail
Locale: en-US
Region: United States
Search intent: Users want an effective founder or brand story example for ecommerce conversion pages.
SEO keywords: brand origin story example, about us story example, ecommerce brand story, founder story template, DTC brand story example
Regional nuance: Use concise US conversion copy that blends authenticity, product differentiation, and trust-building language for online shoppers.
Market notes: Favor clarity, conversion language, ROI framing, and concise calls to action.
Template hint: Founder-led narrative with spark moment, market problem, product mission, customer promise, social proof, and shop CTA.
Prefer a commercially readable concept with strong structure and drafting utility.

Linked knowledge digest:
No linked knowledge files.

Recent memory digest:
No recent memory summaries.

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