简介 Dr. Watson has agreed to locate a friend's drug-addicted husband and while searching through an opium den, is surprised to find Sherlock Holmes there. Holmes is attempting to solve the disappearance of Neville St. Clair. Several days before, Mrs. St, Clair had been walking in a rundown section of London when she looked up to find her husband looking down at her from a window. A search of the rooms reveals her husband's clothing but he is nowhere to be found. They do find a crippled beggar with a horribly twisted lip and he is soon charged him with St. Clair's murder. Holmes has ...