The Heaven-relying Sword and the Dragon-slaying Sabre were said to be the key to the secret that would allow the wielder to rule the world. The story centres around the love between men: the brotherly love of the Seven Swordsman of Wudang, and the fatherly love between Zhang Sanfeng the teacher and Zhang Cuishan the disciple, and Xie Xun the godfather and Zhang Wuji the godson.