The Road to Becoming a Criminal Police Officer Begins in Prison

Xu Jing is a policeman at a police station, and his dream is to become a criminal policeman. On May 13, 2026, God played a huge joke on him. He was put into a detention center as a murder suspect. There have been confusions and despairs. Surrounded by crime, he regarded all this as a rebound and the beginning of his career as a criminal police officer. Among the appraisal results showing only two people's shoe prints, a third person's shoe prints were found. In the sarcasm of the manslaughter, the true face of the other party's intentional murder was revealed. While listening to the glorious deeds of many inmates, the lame man who cut his throat more than thirty years ago was identified. When he walks out of the prison and becomes a criminal police officer, he will eventually be sharpened into a sharp sword that can pierce through suspicious cases, crack the invisible murderer's alibi conspiracy, expose the elusive face-changing murderer, and crush the corpse-dismemberment maniac's plan to steal the sky...