During the reign of Emperor Shizong of the Ming Dynasty, the Ziyun Sword, the most precious treasure in the palace, was stolen. Shizong was furious and ordered Shen Xifeng, the commander of the Jinyi Guards, to retrieve the lost Ziyun Sword. In the process of searching for the Ziyun Sword, Shen Xifeng met his favorite Shangguan Yue, the honest and honest Meng Haotian, the scheming Lin Haoyun, and the bold and manly Lu Siniang. A story of grievances and grievances unfolded around these people.