A man who has been sentenced to death and imprisoned. However, the room he was in was too strange to be called a prison. As soon as the man begins his life there, everything in the room begins trying to execute him. While struggling to escape, the man eventually climbs onto a yacht floating in the ocean. He sees the illusion of the woman he killed, and a cat staring at the sin he committed. Is it a prison or an execution room? Can he escape from this strange world?
—JoJo Wiki