Detective Comics #1067

Mr. Freeze encounters an Azmer, one of the demonic beings terrorizing Gotham's villainous underground network, and then Mr. Freeze makes an offer to the Dark Detective that he cannot refuse. Then, the Orgham's werewolf protector gives Two-Face one more chance to tell him who Batman is. In the backup story, take a stroll inside Two-Face and Harvey Dent's mind as they try to have a secret conversation outside the listening ears of a mysterious shadow stalking them in this headspace...