[ He can't trust himself, not when it comes to this. But he can trust her. ]

... thank you. Truly. [ There's a slight shift in his eyes, and some of that uncertainty goes away. Not completely, but he'll make an effort. ] Sometimes, I still feel I do not deserve your kindness. However, I will work hard until that changes.

[ It's in part to pacify her, because his own feelings are still complicated and he doesn't want to talk about them. But maybe, this will do for now. ]

I want... to prove her wrong. I have killed too many to deserve justice, but others still have a chance.