That harder bite woke him fully and he gasped at it, pushing back towards the man against him. But he was held tight. He couldn't move.

John moaned, eyes fluttering closed. He couldn't help it, really couldn't.

Images of being tied down and left with a vibrator in his arse filled his mind. But he wasn't filled right now. No, Sherlock was getting his pleasure, and he wasn't getting any.