The fact that he's backing off, that he's calmed down and has settled himself for the moment should satisfy her. In fact, she should walk out of the room and call for backup. Maybe she will, too, in a few minutes...because she hasn't be satiated, hasn't gotten her answers. If anything, he's provoked more questions.

But he truly doesn't know. She's not going to get anything real out of him, not really. There is, however, one troubling thing.

"How do you not know? Don't you remember?" Joker, with the near-perfect memory when it came to his kills, to the people who wronged him? And he didn't recall what had happened? "You have no idea what happened to push you this week?"