In the play, Zhang Zheng fell in love with Gou Jixiang and became rival in love with Mao Ruyi. However, in addition to the love triangle centered on the three protagonists, Zhang Zheng will also try to interpret the domestic "Hua Fu CP" with the Republic of China versions of "Chivalrous Woman and Thief" and "Cold Forensic Medicine".

Zhang Zheng is serious and indifferent, with superior ability, and is an out-and-out activist. The patrol in the patrol room is the boss of auspicious Confucianism and Yi, and is called the devil's boss. I took a fancy to Jixiang's potential as a policeman and intended to train her, so I was particularly strict with her. It often gives people an inhuman feeling. In fact, it has an unknown past. On a mission, Zhang Zheng's good friend died because of him. Since then, Zhang Zheng has become ruthless. In fact, he didn't want the same tragedy to happen.

With the help of Auspicious, Zhang Zheng became enthusiastic and the relationship between colleagues became more harmonious. Zhang Zheng therefore fell in love with auspiciousness. However, Zhang Zheng was rejected by good luck, but he didn't know that Grand Theft Auto, whom he had been chasing, had made a wish to have feelings for himself. Zhang Zheng was slowly moved by this desire, and the love between the police and the gangsters has just begun.