Jiang Ran and Jiang Yue have no mother, only a father, but his father died 15 years ago. He should inherit his father's duties as a police officer. Jiang Ran has a sister named Jiang Yue, who is a forensic doctor. Together they solved a series of suspenseful cases. On the way, they met Qin Yue and Li Tangning. Both of them were interested in the police profession, so they joined Team Jiang. But in the end, the aunt who sells steamed buns on the street is the big boss. She treats Jiang Ran
's dad holds a grudge that drives him crazy for some reason. Finally killed Jiang Yue
The above is what I wrote when I was bored at school.
Purpose: Friends help each other