In this startling historical mystery unique in the author's canon Agatha Christie investigates a deadly mystery at the heart of a dissonant family in ancient Egypt. Imhotep wealthy landowner and priest of Thebes has outraged his sons and daughters by bringing a beautiful concubine into their fold. And the manipulative Nofret has already set about a plan to usurp her rivals' rightful legacies. When her lifeless body is discovered at the foot of a cliff Imhotep's own flesh and blood become the apparent conspirators in her shocking murder. But vengeance and greed may not be the only motives...