Wei Chonghui is a descendant of General Han Xin. After Empress Lu gives the order to exterminate theHan clan, members of the clan change their family name to Wei and disperse. Hidden in a bamboo forest, a young son of the clan, Chonghui, is raised by Gui. Lu Huailiang is ordered by the empress to persecuteHan Xin’s decendants; however, Lu’s daughter Daoci and Chonghui have had an innocent affection for each other since childhood, not knowing the feud between the Weis and the Lus.
One day, the patriarch of the Wei clan, Yuchang, arrives and tells Chonghui about his family. Chonghuireceives from Yuchang the Merciless Sword as well as the task of reviving and reuniting his clan. The clan raises troops and attacks Lu’s camp; Lu and the Prince of Ji join together to resist the assault. The prince forces Daoci, the daughter of Lu, to infiltrate the enemy’s camp on the pretext of pursuing peace to wait for a chance to assassinate the commander.
When they recognize each other in the camp, Chonghui and Daoci find themselves torn between their families’ feud and their own love. For the sake of Daoci,Chonghui agrees to surrender to the prince. The prince intends to eliminate the troops of the Weis and the Lus. Refusing to surrender, Gui leads the Weitroops against the prince, only to be defeated. Fortunately, Gui is rescued by Chonghui. Realizing his mistake, Lu, with the Weis, attacks and kills the prince. Gui is seriously wounded, but agrees to a marriage between Chonghui and Daoci before she dies. The Weis and the Lus are reconciled at last.