Damnit. He did whimper then. It didn't occur to him that clenching his fists really counted as movement. Apparently, Nathaniel was serious about obedience tonight, which only turned Dean on more and made it even harder to be still.

It took him a bit longer this time to relax again. His hands uncurled and went still against the bed. He took some deep breaths to settle himself, shivering under Nathaniel's gaze until he could be calm and still again.