"When Sherlock Holmes finds himself enmeshed in the most deadly case of his career, it threatens to bring terrible doom upon him and his friend Doctor John H. Watson. A deadly nemesis from his past, a most vile and evil villain, has returned to England to wreak his revenge for past deeds. He unleashes a dastardly plot, which begins with a shocking murder in Whitechapel and causes Inspector Lestrade to believe that Jack the Ripper has returned..."-- Back cover.