The Northern Song Dynasty was harassed by foreign troops from the Cypriots, suffering from drought internally, food shortages and four crimes. At this time there is a vision, Ziyue hangs high, and the wicked act in the name of Ziyue and commit murder. Bao Zheng was ordered to strictly investigate the Ziyue gang and solve the case at every level. In the end, Ziyue disappeared, and Bao Zheng and Zhan Zhao joined forces to eliminate the Ziyue gang and return to peace.

The movie tells the story of Bao Zheng, Gongsun Ce, and Zhan Zhao. When the truth about the mysterious case of Baiyun Town surrounded by the enemy was encountered, he encountered many obstacles from General Tang and his deputy. The story of how Bao Zheng and others will choose when the internal and external troubles occur.