Following the death of her husband, Lady Kiera Darby has taken refuge at her sister's Scottish estate. At a party for the cream of London society, Kiera finds that her past life continues to haunt her. When one of the guests is murdered, her brother-in-law asks to to use her knowledge of human anatomy to aid in the inquiry. Soon the search for the murderer leads to even more gruesome discoveries and Kiera finds that her life may be in danger.
