Huo Guang was a minister during the Han Dynasty, entrusted by Emperor Wu of Han to assist Emperor Liu Fuling of Han Zhao, and later Emperor Han Zhao died, Huo Guang also established Liu He the Prince of Changyi as emperor, Liu He was deposed by Huo Guang for his misdeeds, and established Emperor Xuan of Han as emperor, Huo Guang died a few years after assisting Emperor Xuan of Han, and his title was Xuancheng. Although Huo Guang died, the Huo family was exterminated because of Huo Guang's own daughter-in-law.
After Emperor Xuan of Han ascended the throne, Qunchen suggested that Huo Guang's daughter Huo Chengjun become empress, but Emperor Xuan of Han did not agree, Emperor Xuan of Han still wanted to make his original xu Pingjun empress, Huo Guang also agreed, but Huo Guang's daughter-in-law Huo Xian, because her daughter was not satisfied with being made empress, bought the female doctor Chun Yuyan in the palace and poisoned Empress Xu to death.
After Empress Xu's death, Emperor Xuan of Han held the female physician Chun Yuyan responsible and sent Chun Yuyan to prison for interrogation, and Chun Yuyan was afraid to confess the matter to Huo Guang. Huo Guang wanted to hold his daughter-in-law Huo Xian accountable, but still covered up the past, and Huo Xian, as he wished, made his daughter Huo Chengjun empress.
Later, Huo Guang's death, the Huo family's conspiracy to rebel under their own power was exposed, Huo Guang's daughter-in-law Huo Xian's previous purchase of the female doctor in the palace to poison Empress Xu was also revealed, Emperor Xuan of Han was furious and ordered the huo clan to be exterminated, and Huo Guang's daughter Huo Chengjun was also implicated and deposed as empress.