A real backroom experience: —The classic backroom atmosphere, yellowed wallpaper, damp carpet, buzzing lights —A gloomy and eerie atmosphere Single-player/Multiplayer： —Up to 4 people can cooperate, get scared together with friends! —You can also choose single-player mode and face the unknown alone. Terrifying Entity: —Be careful of those things lurking in the dark... —Don't get caught... Decoding and exploration： —Each level has unique puzzles and decryptions！ —Password door, hidden door, power switch...