Emperor Renzong (Zhao Zhen) was the reigning emperor during the events of the story. In 1056, he changed the era name from Zhihe to Jiayou. The narrative notes that the imperial examination of the Jiayou second year produced many famous scholars, including Su Shi. The emperor’s reign is characterized by cultural flourishing and catastrophic floods like the one mentioned. His mention grounds the plot in historical time and reflects the political and social climate under which the scholars traveled to the capital.
