Tony can't help but laugh as he wraps an arm back around him. He hasn't missed the fact that Steve's back is apparently sensitive, and it's not like he's going to complain about getting as much contact as possible. His fingers trace absent patterns low on his spine, and Tony smiles.

"You're good for the ego," he murmurs, voice warm, "you know that?" And like a reward, he slides his free hand back into Steve's open pants to cup over the length of him.