SUNKEN ROOM -room escape game- is a free puzzle game developed by noprops for Android 9.0. The game's objective is to escape from a sunken room by solving puzzles and finding hidden objects. The game has a normal difficulty level.

The game's graphics are simple yet effective, set in a dark and eerie atmosphere that adds to the game's overall ambiance. The game's sound design is also well done, with the sound effects and background music creating a suspenseful and immersive experience. The puzzles are challenging but not too difficult, making it suitable for players looking for a moderate challenge.

Overall, SUNKEN ROOM -room escape game- is an enjoyable puzzle game that will keep players engaged with its clever puzzles and eerie atmosphere. It's a great choice for puzzle game enthusiasts looking for a new challenge.