"Fuck. I'm not lasting long."

Bucky figures it's probably in his best interest to admit when he's lost and he can be a gracious loser about this, honestly. It isn't such a big deal because he's fairly sure he can give her as good as he gets even if he isn't finding any new and revolutionary erogenous zones.

He arches up against her mouth when she pulls away, tries to get more of her mouth back on him like before.