"By your leave then." He said, with a cheeky grin before turning over onto his stomach on the couch. He could only hope that by partially keeping his sleep bottoms on that he wouldn't ruin the couch too badly.

"Nnnnnnggg..." Sherlock moaned when John's finger slipped in. Whereas Sherlock's fingers were long and lean, John's were shorter and thicker. He couldn't reach as far, but with more girth, Sherlock could feel the pressure and slight pain intensely.