He feels disgusting and filthy then. More than the feeling of being stretched around someone not Sam. But now that he's seated again with the initial shock fading bit by bit, he feels the bite of the stripes on his ass, the marks someone else put there, someone who then choked him.

Castiel can't wait for Sam to stripe him properly. Erase every last trace of tonight and replace every mark with himself. Fill Castiel in every way humanly possible, the way only Grace used to fill him.

"Hot is good, now." Nothing cold, nothing like natural water. The steam creates a further shield, shuts them away from the world as they step into the shower together. Castiel tugs on Sam's hands, places them on his backside. That stings, too, but it's a sting that makes Castiel feel better. Sam's hands are the perfect size to take hold of what they own.

"I'm starting to feel better."