Even as Finnick sways, he stays upright, easily taking his weight. If he notices anything strange about the shape of said boxers, Levi doesn't comment on it - so he probably is too focused on getting him safely to the bathroom instead. One arm goes bracingly around Finnick's waist, and he feels warm pressed close as they shuffle there together.

As he pisses, Levi turns his back and steps out a little, just to give him a bit of privacy even if it's not strictly needed.

"Yeah, you should," he agrees over his shoulder. "And eat something. I've got something that should work. I'll get it for you when you're back in bed."