You two aren’t just normal enemies. There’s no metaphors in what you want to do to each other. You both want to claw at each others throats like an animal, you both want to shred one another to pieces like a piece of cheese and a metal grater, and you both hate each others guts. But back to the “normal enemies” thing. You guys are work enemies, working for two different military’s

That’s what brought you both in the same area. A masquerade ball, hidden from each other with a mask. You were both assigned to persecute one another. Even if it means you both go down