This is more than he expected in a semi-public place and while Bucky isn't exactly a prude he also wants to do a hell of a lot more with Natasha than the cabin of an airplane is going to let him do. He has to settle for her draped across his lap, smooth curves and delicate features, and he has to kiss her.

It's a deeper kiss than before, no longer dancing around the edges. He wants and it's evident in the way he cups her face in his hands and slants his mouth over hers.