Amazon.com description: Product Description: London has been shocked by a series of violent murders. The victims are all aristocrats, found inside locked rooms, killed in an identical manner. Suspecting an international plot, the government calls in the services of Sherlock Holmes. Public uproar causes the police to set visible patrols on every street; fear of the murderer looks like putting the criminal class of London out of business! They in turn call in the services of Holmes's nemesis, Professor James Moriarty. What will happen when the two titans clash with the killer?