The middle and late period of the Renzong Dynasty of the Northern Song Dynasty (Qingli period). This was a node that was hailed as the "Golden Age" by later generations. The economy and culture were unprecedentedly prosperous. However, the three redundant problems (redundant officials, redundant soldiers, and redundant expenses) within the empire were already terminal. Land annexation was serious, and social contradictions were surging.
A graduate student in the history department passed through the most insignificant emperor's uncle in the Renzong Dynasty. He originally wanted to lie down, but because of his obsession with the "Along the River During the Qingming Festival"-style prosperous times, he had to fight his way through the whirlpool of the New Deal, power schemes and palace changes.