[He realizes that she is watching his face and gives her a smile in turn, though his look becomes darker again when he hears about her story.

Well, he didn't really have a face - or faces of the ones who did that to her, but he knows he already hates them.]

Do you know why that kind of thing was done to you? [Though if she was stripped from everything, figuring that out might be even harder.] I mean, did you remember already some of the things from your world?