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Optional Upgrade #1 · OTO 1 Edition

Unlock Evidence Linker Pro™ Inside Your Studio & Double Your KDP Book Variety In 1 Click!

Want your mystery books to stand out even more on Amazon KDP & Etsy? Add 4-Column Forensic Chain-of-Custody Connection Puzzles where readers link Suspects → Forensic Traces → Hidden Motives → Weapons!

What You Unlock Instantly With Evidence Linker Pro™:

Special One-Time Upgrade Price
$27.00 / One-Time