[He collapses forward onto Kaworu, pressing his face against the other boy's shoulder. He hasn't managed to stop trembling and it doesn't quite feel like Kaworu's words are reaching him as clearly as he knows they should.]

Sh-she is. [He gasps a little for air, trying to not dissolve into tears. A small part of him is becoming slowly aware that he's not necessarily being entirely rational, but it's far overshadowed by fear.] But you still don't get it. What if there's no way to bring her back? I d-don't even know how it works, even though I did it, so I don't know how to cure it. I don't even know if what they did to me is cured. A-and I can't go where Witches are--I can't.

[So much for trying to not cry. He can't tell if the worst part is imagining Yako in some dark cave in the clutches of the Witches or if it's knowing that if she is, he won't be able to rescue her.]