Alfred Pennyworth...attacked at Wayne manor! Who s hunting those closest to Batman? Commissioner Gordon calls in the Dark Knight Detective when there s a murder at the Gotham City Aquarium-staged to look exactly like Thomas and Martha Wayne s crime scene, right down to the playbill and pearls. How does this bizarre homicide tie into the shadowy monster that attacks Dr. Leslie Thompkins? This creature looks to wage a war on Batman and it s using Joker gas to do it! Don't miss a moment of this thrilling tale that includes Detective Comics #27, Detective Comics 994-1016, 1018-1033, Detective Comics Annual #2, Detective Comics Annual #3, Batman: Pennyworth R.I.P. #1.