Nine-year-old Li Jinwang died in the ravine behind the village.
The little girl Zhenzhen provided information to help the investigation.
The case was solved quickly,
He is Li Jinwang's father.
Police officer Ding Shan discovered something unusual...
Two more secret cases were brought out
What is the truth? Zhenzhen knows, but Dingshan chooses not to know.
Purpose: Evil will be punished, protect girls
