They fall silent for a little bit. Sam makes an effort not to drift off, even though it's tempting. Bucky's warm, and Sam's... starting to feel the drowsiness of the situation. But he knows all the ways in which it would be bad to fall asleep in here. So he shifts a little, glances up at Bucky.

"Think we would have ended up tight friends in the long run, if we didn't get stuck in a death trap freezer?"