Based on the acclaimed DC Comics graphic novel, this epic new adventure takes Batman (voiced by Kevin Conroy) into the dark psyche of the Clown Prince of Crime. Now escaped from Arkham Asylum, The Joker (Mark Hamill) attacks Commissioner James Gordon (Ray Wise) and his family in the hopes of proving that even the most sane person can fall into the depths of madness.

Batman and the Joker have always been at odds, but this might be their final encounter. Will the Joker finally be able to steer Batman away from his vow never to kill? Will madness prevail and finally end their feud?