11FA horror, mystery, and adventure game where the objective is to reach the 11th floor of a building that doesn't have 11 floors.After his father's funeral, the protagonist receives a real estate rights transfer certificate for a building called "The Origin" sent by an unknown person. "Adam, do you want to come up to the 11th floor?" Upon seeing a note with his name, waiting on the 11th floor, the protagonist heads toward that unfamiliar building. Game Progression Feel free to explore the massive building. Progress in any order. Fight your way through rooms full of ghosts to reach the 11th floor. There are over 20 rooms with different themes and a variety of ghosts. Experience the lives and sufferings of the residents. They may be the clues that lead you to the 11th floor. Reach the 11th floor and face the mystery.