Sherlock Holmes – the best detective in the world, and his friend doctor Watson – the faithful companion, which help sometimes it is invaluable. Together these two are almost invincible, but their harmonious duet will be broken soon: Watson decides to marry, and Holmes never understanding a charm of family life in every way tries to interest him in new investigation. However, Watson would be anyway involved in the next opposition between Holmes and the criminal world of London: he testified death of the criminal who not only was living, but also plans new Crime.
If the well-known duet doesn\'t calculate plans of the criminal and won\'t violate them, all London will be wiped out. And let mysterious Crimes seem mystical ritual, Holmes all the same will solve that is covered behind deceptive visibility and what aims are pursued by the powerful villain. To the detective and his loyal friend any dangers aren\'t terrible: the boxer of Holmes and the former military Watson own fists not worse, than the gray substance.