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.