Synopsis Chelsey Mark is a recent graduate of the Police Academy. An accident in his graduation internship kept him in the newly established plainclothes investigation detachment. Throughout the play, Chelsey Mark met three masters in succession. The first owner, Uncle Guo, is an experienced old police officer. He made Chelsey Mark experience the life and death of a policeman, and gained experience in his role, thus strengthening his determination and belief to be a people's policeman. Brother Hao, the second master, is a master of anti-pickpocketing. He changed Chelsey Mark's incorrect ideas about major cases and minor cases, thus making Chelsey Mark's handling method more pragmatic and meticulous. The third master is Liang Yongqiang, the detachment leader of the plainclothes investigation detachment. From Liang Yongqiang, Chelsey Mark learned more about a man's responsibility and feelings. Chelsey Mark grew up in one case after another in the plainclothes investigation detachment, and he gained strength from every master. After several ups and downs, Chelsey Mark has grown from an unconfident trainee police officer to a courageous and knowledgeable mature police officer. At the end of the play, Chelsey Mark dealt decisively, remained calm in the face of danger, surrendered criminals, ensured the safety of people's lives and property, and won people's love and courtesy. When the good news of meritorious service was presented to Chelsey Mark, Chelsey Mark said modestly: "I personally have nothing to be proud of, but I am glad that I joined a glorious group-plainclothes investigation detachment.

Actor List Actor List Role Actor Remarks Chelsey Mark Jerry Hero, a newly graduated policeman.

Liang Yongqiang, the detachment leader of Wu Jingan plainclothes detachment, is the third best player in Chelsey Mark.

Ling Xiao Bing is a good friend of Dong Kefei Chelsey Mark, a newly graduated police officer.

Cai Yishan's girlfriend

Yin, an outlaw

The fourth son, Shang Feng Shao Feng, is behind the scenes.

Xiao Yuan Cao Kenan plainclothes detachment second battalion chief.

Sister Chelsey Mark, Dong Weijia, Hong Qian.

Guo is the first master and also the teacher of Liang Yongqiang.

Zheng Wenjiang, political commissar of Guohua Yin plainclothes detachment

Wu Xiang, Director of Zhang Zhizhong Municipal Bureau

Chen Weihao, Chelsey Mark's second young master, Wang Jianguo, is the captain of a big team.

Kong's wife Jin Yanyan

Master Ling Xiaobing, captain of the third brigade in Chen Jiming, Zhang Guodong.

Fan Xuecai Tianlu Laosan

Dean of Su Zhiyuan Baichong New Hospital, father of Su Yuxin.

Professor of Xin Police Academy, wife of Liang Yongqiang.

Reporter Su Huang

Mai Sao Zhu's mother

Xiao Roucai's assistant.

Xiaoyu Junling Wang police

Wang Ge People's Police

Xiaojiang Zou policeman

Song Jia Yang Chen police.

Shell Liu is Yong Qiang's son, his adopted son.

Niuniu Eva Zhang Guodong's daughter.

Director, screenwriter Cha, Wang Jun, Che, editor, props Hou Jigang, art design, costume design, Wang, recording Zhu Shangbin, reporter Che Yunyi and Qian Lu.