In the backdrop of ancient China's Qin Dynasty, a courageous assassin plots to assassinate the Emperor in a bid to protect his land. Despite his failed attempt, the Emperor seeks vengeance by ordering his troops to hunt down the assassin's eight-year-old son. A masterful swordsman steps in just in time, saving the boy from certain doom. Together, they flee the Emperor's wrath and set forth on a quest to alter the course of the empire's fate. Along their tumultuous journey, they forge alliances and face formidable adversaries, all in a quest to shape the empire's future.