Piano puzzle, Aooni Wikia

The Piano puzzle is a puzzle that is present in Ao Oni versions Version 3, Version 5, and Version 6. As the name implies, the player has to use the numbers written on the piano keys to solve a open a locked safe behind the bookshelf. The Oni chases Hiroshi right after finishing this puzzle. To find the number combination, you should use the handkerchief and the soap and wipe the red stain (probably blood). After the player discovers the number combination written on the piano, they must then fin

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