The career of playwright Joy Sinclair comes to an abrupt end on an isolated estate in the Scottish Highlands when someone drives an eighteen-inch dirk through her neck. Called upon to investigate the case in a country where they have virtually no authority, aristocratic Detective Inspector Thomas Lynley and his partner, Detective Sergeant Barbara Havers, grapple for both a motive and a murderer. Emotions run deep in this highly charged drama, for the list of suspects soon includes Britain&;s foremost actress, its most successful theatrical producer, and the woman Lynley loves. He and Havers must tread carefully through the complicated terrain of human relationships while they work to solve a case rooted in the darkest corners of the past and the unexplored regions of the human heart.