1240 AD. The Novgorod Republic stands alone, a wealthy merchant city caught between the zealous Crusader knights of the West and the looming shadow of the Golden Horde. When the Livonian Order, led by the ambitious Bishop Hermann, launches a brutal invasion, shattering Novgorod's defenses and seizing vital cities, the panicked republic turns to its last hope: Prince Alexander Yaroslavich, the young hero they once exiled.

Recalled to command, Alexander Nevsky must unite a fractured people, outmaneuver treacherous boyars, and forge a desperate defense against overwhelming odds. His campaign culminates in a legendary confrontation on the frozen surface of Lake Peipus – the Battle of the Ice. But even as he fights for survival against one implacable foe, Alexander knows another, perhaps greater, trial awaits him in the East, forcing him to make agonizing choices that will define his legacy and the future of Rus'.