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Thirteen Case Files is a free browser detective puzzle. Click through police reports and personal files, then protect one person from the serial killer or arrest a suspect - only one action per day. About ~10 KB, no install, no account.

Want a timed maze roll instead? Try Rollermaze. Want clock-chain timing? Try Thirteen Hours.

THIRTEEN CASE FILES

Review daily police reports and suspect files, then protect a potential victim or arrest a suspect - one choice per day. Adapted from Marcin Walczak's js13k entry (MIT). About ~10 KB.

Click or touch to interact on a 320x240 canvas. Session-only - no save data in this build.

Press Play to load the game.
Session-only play - no localStorage saves.

Welcome to Thirteen Case Files - a free browser detective puzzle you can play without an account or install. Press Play to load the ~10 KB canvas game in a same-origin iframe. Read police reports, inspect suspect files, and choose to protect or arrest one person each day as you investigate a serial killer tied to the number 13. Privacy note: nothing is saved on this device; only the initial page and game files load from this site. For more free browser games, open the games hub.