《Tell No One》 is a suspense drama directed by Liu Xin, starring Ou Hao, Li Yitong, Yang Jue, Zhang Guoqiang, Hu Lianxin, Zhao Yang, Wang Tonghui and others, with Liu Yijun special starring.In a secret operation many years ago, the identity of a police undercover was leaked by a mysterious person, resulting in the mysterious disappearance of an old policeman who was about to retire, and his life and death were unknown.The young undercover policeman concealed his name and lurked within the criminal group, trying to solve the mystery in a narrow escape.

During a secret operation many years ago, a mysterious man revealed the identity of the secret police, causing the old policeman who was about to retire to disappear mysteriously, and his life and death were unknown.A young undercover cop hides his identity and infiltrates a criminal gang, solving mysteries and escaping murder.The impending battle between black and white, the undercurrent of the showdown between good and evil!What is hidden behind the extreme pull of complex human nature?