In the tumultuous 15th century, France finds itself caught in a devastating war against England. Amidst this chaos, a young peasant girl named Joan, endowed with unshakable faith and heavenly visions, feels she is called to change the course of her country and restore the French throne. Convinced that her divine mission is to free her nation, Joan steps onto the battlefield, confronting not only armed enemies but also the disbelief of her fellow countrymen.
As Joan presents herself to the dolphin Charles, the heir to the throne, she manages to convince him that she can lead him to victory. Her courage and determination inspire renewed hope in the people, and her presence in the army becomes a phenomenon. However, the young warrior not only battles the English; she must also contend with political intrigue and the distrust of those around her. As her victories on the battlefield grow, so too do the enemies who see her as a threat.
The story culminates in a tragic and powerful confrontation with the Church and the powers of the time, where Joan becomes a symbol of faith, courage, and sacrifice. Caught between her devotion and the harsh political realities, her legacy will endure through the centuries, questioning how a young woman can change the fate of a nation.