Kill Two Birds with One Stone

Three years ago, a criminal named Xu Song shot Detective Wang who rescued Detective Wang with a gun. Detective Wang suffered cardiac trauma as a result. Three years later, Detective Wang suffered from liver cancer. A body was found by the river one night. The police used technology to find the home of the deceased's wife, Xu Hua, and found the murderer Mr. Ye based on the blood and hair of the deceased. Among them, Mr. Ye and Xu Hua committed adultery. After solving the case, the police held a celebration banquet. During the banquet, Detective Wang went to the toilet. Detective Wang, who had always suspected Detective Wang, followed him to the toilet. At this time, Detective Wang called and asked, "Have those two people solved it?" Detective Wang replied, "We solved it." When the two returned to the banquet, Detective Wang revealed the fact that Detective Wang was the murderer. The day after Detective Wang was arrested, Detective Wang went to the police station to visit Detective Wang. He happened to meet Xu Hua and Mr. Ye coming out of the police station, and learned that Xu Hua was the sister of the criminal Xu Song three years ago. Detective Wang then used the evidence of fingerprints on the commission given to Detective Wang to identify the mastermind behind the scenes. On the one hand, he hired Detective Wang to kill her husband to inherit the family property, and on the other hand, she designed to kill Detective Wang to avenge her brother, killing two birds with one stone.