What happens when Sir Charles Baskerville of the Baskerville fame of Devonshire is found dead under suspicious conditions?

As Sherlock Holmes and his trusted friend Dr. Watson are approached by Dr. Mortimer—Sir Charles' friend, to investigate the case, they find the death to be tied to the age-old legend of the bloody hound of the Baskervilles, a curse that has been passed down from generations. Will Holmes and Watson be able to unravel this strange mystery in the desolate moors and save the life of the next Baskerville in time?