"I might have a concussion," John admits, reaching up to touch the back of his head. There's swelling and pain under his fingers and he prods gently, wincing when the pain flares up at the pressure.

It's not the first concussion he's ever had, though, and he's not all that worried about it. When he drops his hand from the back of his head, it's to reach for Karen instead, fingers curling over her shoulders so he can pull her close to him.

"That was incredible," he says. "You were incredible." If she hadn't come in, he might still have been able to subdue the men, but it would have been a hell of a lot more work and he might have been injured worse than he already is. Karen had made it look easy.