匿名信：失心者 / Stayer — Steam game overview

Stored observation / content update: 2026-10-25T19:27:24.000Z

Anonymous letter: the loss of heart is the beginning of the series of anonymous letter puzzle game, mainly tells about the intern detective man because of receiving an anonymous letter and broke the original quiet, when the letter instructions came to the abandoned 13 high school, found that everything has changed, is the trap?

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