After finally catching serial killer and occult "sorcerer" Lord Blackwood, legendary sleuth Sherlock Holmes and his assistant Dr. Watson can close yet another successful case. But when Blackwood mysteriously returns from the grave and resumes his killing spree, Holmes must take up the hunt once again. Contending with his partner's new fiance and the dimwitted head of Scotland Yard, the dauntless detective must unravel the clues that will lead him into a twisted web of murder, deceit, and black magic - and the deadly embrace of temptress Irene Adler.