In March of the seventeenth year of Chongzhen (1644), there was a severe drought, flying sand was nowhere to be seen, and there was no light. Li Zicheng led his troops to capture the city of Beijing. For a time, the capital was in chaos, with countless casualties and an unknown number of prisoners. King Ding Zhu Cijiong was one of them. In April, Li Zicheng went to the east. It is said that he and his brother Zhu Cihong were handed over to Wu Sangui by Li Zicheng. When Wu Sangui arrived in Yongping, he left Zhu Cijiong behind and only protected Zhu Cihong. After that, Zhu Cijiong's fate was unknown...