He moved his hands from the couch to John's hips, holding him tight. There would be bruises, but he doubted that either of them cared.

As John moved up and down, Sherlock moved John's hips with his hands, trying to thrust the man as far down as he could, trying to get as deep as possible.

"I will.. John.. I will.. Nnnng.." He was finding it hard to speak now, he was falling deeper and deeper into pleasure, moving and using his whole body with the position that he was in to get John to fuck him hard and fast and relentlessly.