The siege of Troy has lasted almost ten years, and the citizens are suffering. Prince Hector is risking his life daily, defending his beloved city from the terrifying Achilles and the rest of the Greek army. But life goes on within the walls.

This is the story of two devoted sisters, Xanthe and Marpessa, both servants in the royal palaces of Troy. Marpessa is a strange, silent girl who can see and speak to the gods. She relies on her stronger sister, sweet-natured Xanthe.