Astonished, she stared at him. "I have a gun here!" She pointed it at his face to emphasize the point.
"And I have a dying friend. Mine wins."

You picked the right lines to pull for your summary! I had imagined Neal saying "Mine wins," but Peter works just as well. Either of them would have done it for the other—and can't quite keep back the snark, even in mortal danger.

Unusual set-up, good story!