[Regis first response is a thoughtful hum. Of course, Verstael would not rule out cloning, but Regis doesn't let himself get caught up on that. Instead, he is pondering the possibility of doppelgangers harder than he has before despite how must he dislikes the idea. It's Verstael's last suggestion that has him shaking his head, though.]

I'm not certain the doppelganger theory applies to that particular thing. Era told me once that a friend of hers watched over her while she was experiencing the same thing I did. This friend could see souls and told her that it seemed her soul was stretched in a way. Part of it remained here while the rest went back home.