In the twenty-seventh year of Zhaoxi's reign, the Chief of Ceremonies selected nine officials' family members to be buried for the emperor. The father and brother of the woman who was buried promised to give her the hereditary position of royal guard for hundreds of households. But just the night before the emperor died, the head of Jiayuan County died mysteriously, and the noble ladies of the royal family in the capital were killed one after another. The commander of Jin Yiwei, Wen Xuan, was ordered to investigate the case thoroughly in the face of danger. However, the only news he found pointed to Yu Yin who was being sent to the palace for burial. In order not to lose the only breakthrough in the case, Wen Xing broke into the palace without Zhao and snatched Yu Yin out of the golden nanmu coffin...
