Sherlock Holmes and John Watson return in three of their most exciting adventures: A Scandal in Belgravia, The Hounds of Baskerville, and The Reichenbach Fall. Becoming embroiled in the complex plans of the dangerous and desirable Ire ne Adler, Sherlock needs every one of his remarkable skills to survive and an invitation to the wilds of Dartmoor brings our terrified heroes face to face with the supernatural. Meanwhile, Moriarty, still out there in the shadows, is determined to bring Sherlock down whatever the cost.