sentences:  Scott soon comes to the monitoring room, with his accomplice (Kyle Turley), who is revealed to be an inmate from the mental hospital they both recently escaped from.He goes on to reveal that he is, in fact, Scott's twin brother, William, and that he murdered Scott before they left for the party.William tells Marcus he blames him for the deaths of his parents all those years ago as he was the one that wanted to play Seventy Five.