Following a bizarre stand-off with master criminal Moriarty, ended when the villain responds to a phone call, Sherlock interrupts his investigation of a rural slaying when summoned to Buckingham Palace. Dominatrix Irene Adler has incriminating photos of a royal princess which Sherlock is engaged to retrieve; however, having engineered a meeting with Irene, Sherlock realizes that she has far more dangerous evidence in her possession, sought by rogue CIA agents, which causes her to fake her death and pass the facts, encrypted in her camera phone, to Sherlock. Having deciphered the explosive result and discovered a government plot, Sherlock has to consider if Irene can be trusted and indeed if she is in league with Moriarty. Written by don @ minifie-1

Twenty years earlier, aged seven, young Henry Knight saw his father torn to pieces by a monstrous creature at Dewer's Hollow near their Dartmoor home. Now Henry has seen the footprints of a huge beast and suspects that the nearby Baskerville government research station is breeding mutant animals. Sherlock and John travel to the moor where local lad Fletcher organizes tourist walks cashing in on the legend of Dartmoor's spectral hound. Using false I.D. the pair infiltrate Baskerville and are challenged by secretive Major Barrymore but rescued by sympathetic Dr. Frankland, a friend to Henry. After Sherlock himself sees the monstrous creature he enlists the help of geneticist Dr. Stapleton to help him solve the mystery. Written by don @ minifie-1

Moriarty comes close to stealing the Crown Jewels to prove it might be done but allows himself to be caught. Sherlock gives evidence at the trial where Moriarty has scared the jury into acquitting him and later visits Sherlock, camply taunting him with his superior computer skills, seemingly capable of any crime. Sherlock rescues two children abducted by his enemy, but his brilliantly accurate deductions, leading police to believe he may have been an accomplice in the kidnapping, get him arrested, going on the run with John. After a further encounter with Moriarty, who has persuaded a journalist to publish that he is an innocent actor paid by Sherlock to masquerade as his enemy for Sherlock's own glory, the two meet atop a very high building. Written by don @ minifie-1