Out of his smoke-filled rooms in Baker Street stalks a figure to cause the criminal classes to quake in their boots and rush from their dens of inequity … The twelve mysteries gathered in this first collection of Sherlock Holmes and Dr Watson’s adventures reveal the brilliant consulting detective at the height of his powers.

Problems involving a man with a twisted lip, a fabulous blue carbuncle and five orange pips tax Sherlock Holmes’ intellect alongside some of his most famous cases, including A Scandal in Bohemia and The Red-Headed League.