Sherlock understood more about sex and innuendo than most people gave him credit for, he just didn't have any interest in it at all. Or so he told himself and everyone around him whenever the subject came up. He was a man of logic, of deductive reasoning, he did not need to engage in that sort of foolishness with anyone.

He raised an eyebrow and moved to sit on one of the comfortable chairs in this makeshift flat, putting his back slightly to Moriarty as though he didn't feel any fear from that vulnerable position. This was chess, that was all.

"Then why don't you put the kettle on and bring me some tea, if you're so obedient?"