Following the events of Infinite Frontier #0, The Joker is the most wanted man in the world! But the Clown Prince of Crime is several steps ahead of law enforcement—and he’s on the run overseas. James Gordon, facing retirement, realizes this is the manhunt of his life and the last piece of a storied career…but what mysterious and deadly forces are also in pursuit of The Joker? And in the backup story, following the events of the smash hit Punchline #1, DC’s most controversial new villain navigates the infrastructure of Blackgate Penitentiary—while on the outside, Harper Row takes up the mantle of Bluebird to stop her brother from falling under Punchline’s influence.