After the defeat of the Killer Moth, Bruce Wayne discovers that a ghost from his past has now come back to haunt him, that being, current District Attorney, Silas Sionis. A man who has now taken the place of his late father, Roman Sionis, as the supervillain known as Black Mask. Now, with the help of Robin, Nightwing, and Owlman, Batman must put this new threat to ease before Silas can fully exact his revenge on the dark knight.
