Ian Richardson stars in this TV crime drama based on the real-life relationship between Sherlock Holmes creator Arthur Conan Doyle and his Edinburgh University tutor, forensic pathologist Dr Joseph Bell. In this murder mystery, inspired master sleuth Bell helps his good friend Arthur Conan Doyle, who has just qualified as a doctor and is faced with the mysterious case of a young woman who fancies herself the victim of a stalker. Bell looks into the matter, but when the young woman inexplicably disappears it seems his famous deductive method might have finally met its match.