[Well, Steve gets hit in the face. There's no two ways about it. He logically knew there was a possibility of it but had let himself think there was no way it was actually going to happen, and his nose just paid the price for that. And some of his lip.

His training on this doesn't exactly cover when you're naked in bed with someone, but Steve still snaps just as quickly into his training - letting go of Bucky while his voice goes low and comforting, holding very still and not making any moves lest they be seen as threatening and make things worse.]

Bucky - breathe - just breathe. Look around the room - you aren't there, you're here with me, back home. I know it feels real right now but it isn't.

[He's remarkably calm considering the blood gushing down his face.]