Sir Charles Baskerville is found dead on the moors of an apparent heart attack. However, Dr. Mortimer thinks a supernatural hound haunts the moors, killing generations of Baskervilles. Mortimer turns to Sherlock Holmes for help, worried that Baskerville's heir will die. The master detective, Sherlock Holmes; his sidekick, Dr Watson; and an intriguing and mysterious plot make Sir Arthur Conan Doyle's The Hound of the Baskervilles a compelling read.