In the finale of Gregg Hurwitz and Szymon Kudranski's miniseries exploring the motivations of one of Batman's most peculiar foes, the ultimate revenge plot explodes into action. The lives of Gotham City's children are on the line, and The Dark Knight will have to race the clock to save them. But can Batman save them all? Find out in this unnerving conclusion!
— Description from Comic Vine community (comicvine.gamespot.com).
