Classic mystery structure where identifying the killer is the central puzzle. The foundational mystery format.
The solution must be logically deducible from clues available to the reader.
Red herrings must be genuinely misleading but not cheating.
The detective (professional or amateur) must have a clear investigative methodology.
The reveal scene is the most important single scene — write and rewrite it extensively.
Use these as variations in your 7 KDP keyword fields to capture a wider range of searches.
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