If Bucky were anyone else, Jason would tell him that breathing is a fucking stupid command when he is already, and that there's some asshole villain on the loose while they sit here staring at each other, but Bucky's Bucky, and Jason listens, still shaking so hard he can feel his teeth knock together.

He grits them and sucks a rattling breath, and then another, mystified but relieved when the shaking begins to lesson. "What the fuck," he says when he can speak again, "is even going on? How'd you know that would work?"