Stephanos and his teacher, the philosopher Aristotle, are drawn into solving the perplexing abduction case of Anthia, the heiress of a prominent silver merchant. Someone has snatched her from her home, but no one knows the motive All that is known is that the abductor and the heiress are on the road to Delphi, and a murderer is following them close behind. The identity of the abductor and the murderer are mysteries that only Aristotle, with the aid of the Delphian oracle, will be able to solve.