A Study in CrimsonLONDON, 1942. A killer going by the name of 'Crimson Jack' is stalking the wartime streets of London, murdering women on the exact dates of the infamous Jack the Ripper killings of 1888. Has the Ripper somehow returned from the grave? Is the self styled Crimson Jack a descendant of the original Jack or merely a madman obsessed with those notorious killings? In desperation, Scotland Yard turns to Sherlock Holmes, the world's greatest detective. Surely