France 1429. Giovanna appears as a prophetic figure while the French are in the throes of the 100 Years War against the English. After a dream, Carlo is inspired to seek a sanctuary near Rouen where he meets Giovanna, who predicts the end of France’s suffering. Her father, Giacomo, believing she is possessed, attempts to turn her over to the English. After her capture, Giacomo realises his mistake and frees her. Giovanna leads the French to victory but pays the ultimate price.