In the eleventh year of Chengkang, Prince Jiang Xu of Dingbei, who had guarded the border for eight years, returned to the Daxian Dynasty to investigate the case of embezzlement of military pay for the Dingbei army. Unexpectedly, there were many connections behind the corruption case. In order to find out the real culprit as soon as possible and clear the court, Jiang Xu volunteered to marry Ming Tan, who was also a general's daughter, so that the Ming family would not be exploited. As the conspiracy was gradually revealed, Jiang Xu discovered that the murderer's corruption was related to the economic lifeline of the entire Daxian Dynasty, and he had to pull out all the stops and uproot all those related to him in the Dynasty. Unexpectedly, the Ming family was framed due to Jiang Xu's thorough investigation, and their family was ruined.