Sherlock Holmes has a reputation for solving the most complex mysteries. With the aid of Dr. John Watson, Holmes is unequaled in his pursuit of criminals. After a string of brutal murders, Holmes and Watson arrive just in time to save the latest victim and uncover the killer, Lord Blackwood. Before his hanging, Blackwood warns that death has no power over him, and when Blackwood's apparent resurrection and latest deadly plot panic London, Holmes and Watson plunge into a world of the dark arts.