Ancient China is in turmoil. To unify the country, General Cao Cao - the real power behind the emperor - enlists the aid of the greatest warrior in the land, Guan. But when Guan's loyalty comes into question, he is deemed too great a threat to live and must face the forces sent to destroy him.

Iconic martial arts superstar Donnie Yen stars in this historical martial arts epic from the directors of Infernal Affairs.