The film starts in the Bat-Cave underneath Wayne Manor. Bruce and Alfred enter the room. Bruce sits down at his computer and looks up the recent disappearances of three Arkham patients: Warren White, Deever Tweed, and Dumfree Tweed. One thing he notices is they all had the same doctor: Jonathan Crane. Suddenly, Alfred informs Bruce that there is troube at Arkham. Bruce suits up and jumps into the Batmobile as fast as he can.