[It's like a switch has flipped inside Bucky and he goes from relaxed to focused in a single heartbeat, all of his muscles tense underneath Steve's touch. He automatically goes to reach for a firearm that's not even there, before he catches himself and forces himself to sit on the edge of the bed and feign nonchalance.]

Maybe you should put some pants on and go out to talk to her?

[Damn it, why did she have to interrupt?

The door handle turns slowly. Nat has no intention of actually coming in, she just wants to scare Steve a bit, laughing as she calls back through.]

I think the whole building heard you getting carried away, I'm so proud of you. But the party's still going, so get your costume on, you're not getting out of it that easily.