The game is afoot and the world's greatest detective needs your help. With Watson away, Holmes has four tricky cases and he needs your powers of deduction to unravel the mysteries. Explore Victorian England and investigate the theft of a priceless jewel in The Cherry in the Cake, solve the mysterious death of the Earl of Monthaven in The Adventure of the Cursed Cartouche, go on a ghost hunt in The Terror of Traymar House and delve into the magic of London in The Adventure of the Vanishing Lord. Will you assist Sherlock Holmes? The answer is surely elementary.