"There's the scarlet thread of murder running through the colorless skein of life, and our duty is to unravel it, and isolate it, and expose every inch of it."" - Arthur Conan Doyle Tobias Gregson, a Scotland Yard investigator, writes to Sherlock Holmes to seek his assistance for the murder of Enoch J. Drebber. He was found dead in a deserted house in Lauriston Gardens. Will Sherlock be able to unravel this mysterious case through his "science of deduction"? The Study in Scarlet introduces the popular duo of Sherlock and Dr Watson that continues to rule the world of detective fiction.