[Rion is literally so revolted he feels nauseous.]
I don't... I don't enjoy killing! [in fact, he didn't think much of it at all, watching those humans burn to death or crushed by the pressure of his mind. but when he killed the other Galerians, he—] You're disgusting. You're far more of a monster than I could ever be.
If I kill anyone, it's going to be you and Cain. I'm not going to kill the people you've deceived!