After a class reunion, Bai Zhengyi's wife was found murdered at home.
As a police officer in the area, I was responsible for investigating the case, but in the end there was no murder.
Should I believe the self-surrendered Lao He's flawed testimony, or should I label a lonely girl a murderer based on mere reasoning and no evidence?
No! For the sake of police duties, for my friend Bai Zhengyi, for Xu Jing, and for justice, I must investigate this case thoroughly!
However, when the truth gradually emerged...
Purpose: Write a mystery story