After years of epic battles, the Dark Knight in spite of everything finds a solution to cure the twisted mind of his archenemy. The Joker…is now sane. The Clown Prince of Crime has now changed his ways, fighting for good in Gotham City, and it will just cause Batman to move over the brink of his own sanity. Creator/artist Sean Murphy takes the helm of this Batman/Joker story like nobody else could, delivering an alternative examination of the relationship between the greatest rivals within the DC Universe, exploring the darkest corners of justice and madness. This title is the first collected edition from the brand new DC Black Label imprint, and includes all the eight-issue miniseries!