The final tugs bring sips of air, oversensitive, and pull Tony further under into the blissful empty landscape. The kiss opens him up, lips parting for Steve to delve in if he wishes. Finally, the grin and compliments from Steve nurture a swell of quiet pride reflected in the brightening of Tony's eyes; nurture a confidence that nudges him to continue, and even more so improve. "I can do more?" he offers, adoring and eager, so quick to please.