"Fuck if I know," Bucky muttered. "Stop me from running, maybe? I mean, I did escape the first time HYDRA had me."

He kept trying to find a position that wasn't agony. Not being able to use his feet to brace himself meant he kept sliding down the wall, the concussion still making him dizzy.

In the end he wound up braced against Len's body instead, head on the other man's shoulder just to stop the world from spinning.