Mysterious Message Category:Online BoardGame Games Description: New online find difference game by Play-Free-Arcade.com Evelyn comes to the old house and she should solve some puzzles. First she should find all scraps of the father's letters to read it, then find hidden objects and ten differences between the room and the ancient picture. Help Evelyn to solve ancient secrets. This game is online. Tags: Developer:playfreearcade Instructions: Check inside the game for instructions on how to play Mysterious Message.