The young general Wei Zhao wins a great victory in Jiangnan, and news of the triumph reaches the capital. Yet his illustrious military achievements arouse the jealousy and fear of numerous factions. The assassin organization Seven Killers Tower lays a deadly trap and sends Nie Yinniang to assassinate him. Inside the military camp, terrible news suddenly arrives: the family matriarch has passed away, leaving behind a letter that reveals long-buried family secrets. With the war against the Donghu pressing on at the frontier, relatives are captured by the enemy and held hostage, while the senior general Zhao Qing is secretly bribed. As an army of one hundred thousand closes in, friend and foe become difficult to distinguish. Bearing the mission of his loyal and heroic family, Wei Zhao fights to defend his homeland amid the dangers of war and a family in crisis.