Batman. Volume 4 : Zero year - secret city
Scott Snyder
As the new Batman, former police commissioner Jim Gordon is in for the fight of his life against the bizarre threat of Mr. Bloom, who controls the underworld in Gotham City! At the same time, an amnesiac Bruce Wayne has discovered the truth of his past as the Dark Knight-and now he must descend into the Batcave and reclaim that painful legacy.