It was an interesting change, Kymopoleia had to admit. She remembered last year when they had started that bar fight together, how they'd felt like they were on the same team. It had felt better than being against each other. She didn't really trust Briareos but he had just given her a reason to do so - even a monster wouldn't be stupid enough to break a binding oath. Even a monster wouldn't want to face the torment of the furies. She trusted now not in any sense of kindness, but in his sense of self-preservation.
The humans had a saying: better the devil you know. And if it came down to it, she'd rather rely on his strength than see it used against her.
She considered him, the words of the oath sinking into silence, and then she said, "you want a beer?"