Near the end of the Yuan Dynasty, different camps of fighters wreak havoc in the realm of combat. There are rumors about that the possessor of Dragon Slaying Saber and Heavenly Sword can become the invincible fighter, who has so much power that everyone must listen. Everything is shrouded in an aura of menace as fighters compete with each other in snatching Dragon Slaying Saber and Heavenly Sword. Under the circumstances, romances also blossom, but some hearts end up broken. Because of Dragon Slaying Saber, Wudang Sect Cheung Tsui-shan and Eagle Cult Yan So-so become lovers. Also for the same reason, righteous people eventually force the couple to commit suicide. When their son Cheung Mo-gei reaches adulthood, he somehow manages to perfect two styles of deadly combat, namely, Nine Yang energy skill and Heaven and Earth Great Shift. He also becomes the leader of Ming Cult...