As Gaius regains feelings in his legs, he rouses up, and eventually manages to get to his feet. He is slick and sore, but manages to hobble to the tub. When he sees the man drinking from the tap as such, he gives a little sigh. He drifts fingers through the water-- yes, getting warm. That's a start. As soon as the basin is filled he's grabbing the soap from the dish.

"Come on, this won't stay warm forever."