He squirms as Uldren is hoping for, though he's obviously still holding back. Still, he gets bolder with the way he arches up into his mouth, letting out another breathless sound as Uldren's thumbs creep closer to his cock. He knows the guy is probably getting off on his reactions- he wonders if he'd be enjoying himself half as much if Boone wasn't reacting at all. How could he not, though? It's been so long, and this feels damn good besides.

"Faster-" He mumbles it, surprising himself. His chest rises and falls in shuddering breaths, and while he can't fix Uldren with the gaze he wants to without bending himself at a weird angle he instead settles for pushing Uldren's hair out of his face and holding it there so he can work a little easier.