She had tried to stop loving him. Even at his worst, when every word was designed just to hurt her, she hadn't been able to completely turn off how she felt. Maybe that made her an idiot. Okay, it definitely made her an idiot, but hey, that was apparently who she was.
"But back in the Dark Ages that was you being human, didn't they burn people at the stake rather than commit them or whatever?" It wasn't like mental health was exactly understood back then. "And yeah, either way, it doesn't matter. Is what it is."
He had his murderous alter-ego, and that was it. It didn't really matter why it happened.
She managed to hold his gaze for a bit before looking away, actually ashamed of what she had become. "I don't know how to control it, not any more. I haven't really been around people, or pets, or buildings much lately. I seem to break stuff. I don't know how to come back from this."