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Build a Validated Cozy Mystery Concept in 30 Minutes — Free

Most cozy mysteries fail because the concept was never validated. This free interactive tool walks you through writing your tonal thesis, stress-testing your idea with a proven AI prompt, and building a one-page concept document — in 30 minutes flat. Used by the author of 20+ published books.

The Cozy Mystery Concept Builder

  • Write a tonal thesis that makes every chapter decision easy — using the same formula behind a 20-book catalog.
  • Stress-test your concept with a proven AI prompt before you waste weeks writing a book nobody wants to read.
  • Walk away with a completed Concept One-Pager — the foundation for your outline, your framework, and every AI conversation about your book.
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Most cozy mysteries fail because the concept was never validated. This free interactive tool walks you through writing your tonal thesis, stress-testing your idea with a proven AI prompt, and building a one-page concept document — in 30 minutes flat. Used by the author of 20+ published books.

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