Watch yourself! Any Mii that gets too close to Monster Manor has disappeared within its walls, never to be seen again. As a paranormal investigator, Iris Archwell works alongside the player to solve the mystery of the manor, aiming to make it to the top of the building, the 30th floor. However, it won’t be easy, as you and Archwell will have to contend with hidden rooms and the monsters that roam the halls...