His throat closes up. Yes.

For a moment he sits dumbly, staring at them. Yes, he wants this -- he's been sitting on the floor because that's where he ended up, and it felt too much like an interruption to get on the bed with them, even if he hadn't consciously thought it until now. He wants the warmth of Magnus' body draped against his, wants Shen Yuan to touch him with this casual intimacy. But he doesn't know how to ask--

He does know how to ask.

Yes, he signs. Please.