OLIVER HAYDON's Stay Room: SilentCastle Origin is a free-to-play survival strategy game available on iPhone. The game is set in a haunted castle where the player must survive by staying in the room and fighting against the invading monsters.

Upon waking up, the player finds a letter in the room with instructions to follow, including using the weapons available to fight against the monsters. The game offers different difficulty levels, and players can upgrade their weapons to gain an advantage.

The game is easy to play, and the graphics are impressive, adding to the overall immersive experience. Stay Room: SilentCastle Origin is a thrilling game that keeps players engaged and on edge as they try to be the only survivor in the game.

If you are looking for a challenging and thrilling survival strategy game, Stay Room: SilentCastle Origin is the perfect choice. Be prepared to face your fears and fight for your survival in this haunted castle.