[Billy purses his lips into a grimace, taking note of the words, the tone- and reaches his hand out to meet Loki's in the middle. His grasp is firm and a little tight, to make certain Loki has no reason to doubt that he's real. He's angry and disappointed but he doesn't have to be cruel about it.]

I'm real, I'm right here. I'd like to teleport us out of this place. Can I take you home? Or is there somewhere else you'd rather go?

[He doesn't know where the fight happened. Did Rogue catch him? Or did Loki confess it? There's too much he doesn't know.]