**

Protagonist: Chen Hao, captain of the Shanhe County Criminal Police Team, handsome, calm and powerful Zhao Gang, the deputy captain of the criminal police team, is the best in fighting and arresting. He has a straight temper and is the most aggressive in handling cases. Lin Zhe, the technical person in charge of the team, fingerprints, DNA, and surveillance analysis all depend on him. Su Qing, the only female police officer in the team, has short hair, a smart mind, and is as thoughtful as a hair. She is good at psychological profiling, questioning, and finding loopholes in details. Many suspects cannot hide their secrets in front of her. Wang Hao has good physical strength and a strong memory. He is responsible for on-site order, liaison, and running errands, but he can always remember small things that others ignore at critical moments. A serial case was solved in Shanhe, and suspense piled up