He doesn't understand why it's so upsetting -- but he can't remember anything from before, what it was like to not survive by killing. So he manages an uncomfortable shrug in reply. "It doesn't bother me. It's all I know," but there was a feeling he was unfamiliar with rolling around in his chest and he did not like it.

"C'mon, we were gonna go draw, remember?" As he leads her back into the train.