UnGames:You Have Sinned/Stop

You try to stop the fight. You grab one of the angels, but his left wing pokes your eye and you lose hold of him. Angry and a little scared, you now take out a gun which somehow appeared on your belt and shoot it over their heads. Everyone stops. Except the one angel that was getting his ass kicked. He saw his chance and punched the shit out of the other guy. the fight continues and you have one bullet. There's also a fire extinguisher in the corner. What do you do?

>>Shoot the angel

>>Use the fire extinguisher on the two