A huge serial murder occurred in Harbin, Heilongjiang. The murderer was skilled in committing the crime and was extremely cruel and heinous. Zhou Yu, a newly-regularized criminal police officer, received a report from Sanhe Village and participated in the investigation of the incident. As layers of mystery were revealed during the investigation of the case, captain Li Guanlin went from disapproving of Zhou Yu to helping each other to discover the cause of Master Li Guanlin's death. The veil of a conspiracy was also unveiled.
Purpose: The huge power conspiracy in the three northeastern provinces, step by step, crush the darkness and usher in light and spring