Twelve-year-old Petra, accompanied by her magical tin spider, goes to Prague hoping to retrieve the enchanted eyes the Prince of Bohemia took from her father, and is aided in her quest by a Roma boy and his sister.

On an otherwise ordinary morning in 1943, Helene Hannemann is preparing her five children for the day when the German police arrive at her home. Helene's worst fears come true when the police, under strict orders from the SS, demand that her children and husband, all of Romani heritage, be taken into custody. Though Helene is German and safe from the forces invading her home, she refuses to leave her family--sealing her fate in a way she never could...