A Scandal In Belgravia Sherlock's brother asks him to retrieve scandalous photos of a British royal from a dominatrix. But the seemingly simple case soon involves international terrorism, CIA agents and a matter Holmes is quite unfamiliar with: love.
The Hounds Of Baskerville Sherlock and Watson investigate a murder that occurred 20 years earlier. It was witnessed by the victim's son, who claims his father was killed by a monstrous hound. The case takes the pair to the British moors, where a top-secret military base is said to be the site of animal-mutation experiments.
The Reichenbach Fall Moriarty pulls off three ingenious capers in a day. He then plants seeds of doubt in the press about Sherlock's deductive abilities by making it appear as if Holmes' past successes were staged.