Mary Morstan enlists the help of Sherlock Holmes and his assistant, Dr. Watson, to find her vanished father, and to solve the mystery of her receipt of a perfect pearl on the same date each year. Holmes and Watson gradually uncover a tale of treachery and human greed.
Mary Morstan enlists the help of Sherlock Holmes and his assistant, Dr. Watson, to find her vanished father, and to solve the mystery of her receipt of a perfect pearl on the same date each year. Holmes and Watson gradually uncover a tale of treachery and human greed.