Holmes and Watson find themselves caught up in a complex chess board of a problem, involving a clandestine love affair and the disappearance of a priceless sapphire. Professor James Moriarty is back to tease and torment, leading the duo on a chase through the dark and dangerous back streets of London and beyond. Sir Arthur Conan Doyle's timeless creation returns in a new series of handsomely designed detective stories. The Further Adventures series encapsulates the most varied and thrilling cases of the worlds' greatest detective.