Detective Comics Vol. 1 (1937-2011; 2016-) #818

Plot

Another of Gotham's villains has been murdered. As the clues start adding up, they point to one man as the killer: Harvey Dent. But isn't Dent sane now, cured of his madness? Or is he still the maniac he was back when he was Two-Face? Batman begins his hunt for the answer! Also a backup story with Jason Bard.

CONTINUED FROM BATMAN #651 / CONTINUES IN BATMAN #652