Zhao Lei, a veteran who grew up in a hospital, returned to the Northern Song Dynasty in the early days of Renzong. The burden on the people of the Northern Song Dynasty is heavy, and rectification and reform are imminent. Xixia, Liao Kingdom and Northern Song Dynasty are three pillars of confrontation, and Nong Zhigao rebelled. Where does Zhao Lei go? Governing a big country is like cooking small fish. Is it as easy to cure a small disease as to treat a small disease in the Northern Song Dynasty? Govern a country! Treat a patient! What about the pioneer of reform? Can Zhao Lei heal a dynasty that is about to decline?