Harley's barely managed to escape from Gotham City-but going down the river to Blüdhaven might have been an even bigger mistake! The whole city is a prison, held in the grip of the bloodthirsty Bane Twins...and we're sad to say, they definitely take after their father! And where there are criminals, you know there are Laughing Boys...and where there are Laughing Boys, can The Joker be far away?