The eleventh title in The Victorian Mysteries series sure to delight fans of Sherlock Holmes and Agatha Christie.

The marriage between the Duke of Marlborough and 17-year-old Consuelo Vanderbilt, the American railroad heiress, was the talk of two nations when it occurred in 1895. By 1903, the Duchess had produced the requisite heir-and-a-spare, and the Duke had taken a lover, the exotic, erotic Gladys Deacon. Kate and Charles are introduced to this uncomfortable menage-a-trois when they come to Blenheim Palace: Kate to work on a book about King Henry II and Fair Rosamund, said to have been poisoned there by Eleanor of Aquitaine, and Charles to follow the trail of a team of jewelry thieves. But the visit takes a disturbing turn when the hosts unwittingly begin to relive the legend...