Over the years, the Caped Crusader has faced down foes of all different shapes and sizes, from killer mutants to cosmic deities and everything in between. Now, however, he finds himself staring down an enemy like never before: The cold and uncaring march of time!

Batman confronts his own mortality and uncovers a far-reaching and deadly conspiracy in the process that threatens the very heart of Gotham City. How far will the Dark Knight go to ensure he is able to stand vigil over his home for decades to come? And what price will he have to pay?

Collects Detective Comics #1090-1096