"Alan Moore takes on some of DC's most classic characters, offering his unforgettable version of the disturbing relationship between the Dark Knight and his greatest foe, the Joker. In this groundbreaking work, Moore creates a twisted tale of insanity and human perseverance. Looking to prove that any man can be pushed past his breaking point to madness, the Joker attempts to drive Commissioner Gordon insane. Refusing to give up, Gordon struggles to maintain his sanity with the help of Batman in a desperate effort to best the madman. This new edition presents the exquisite artwork of Brian Bolland in black and white for the first time."-- Provided by publisher.