The play tells the story of Duan Hongshan, a prosecutor of the Municipal Procuratorate, assisting in handling the case when handling the case by a woman who was raped by a domestic violence woman.During the case handling process, it was found that the case was related to the excessive campus defense case handled by Li Mufeng, Mei Zheng and Jiang Ting by Duan Hongshan fourteen years ago. The two based on facts and the law as the criterion, and finally gave the case accurate story.When Duan Hongshan, a senior prosecutor of the Municipal Procuratorate, handled the case of “ of domestic violence and female murder of husbands, Ling Yuan, the young prosecutor of the Provincial Procuratorate, was appointed to assist in handling the case.During the process of handling the case, the two found that the case was closely related to the ” of the campus defense cases handled by Li Mufeng, Mei Zheng and Jiang Ting by Duan Hongshan fourteen years ago. The two took facts as the basis and the law as the criterion, comprehensive consideration of the % nature, human nature, and national law, and finally gave the case accurate story.