A letter of apology from his deceased mentor caused Han Qiusheng, who had been silent for five years, to start a new investigation into the murderer.
Was the puffer fish case five years ago an accident or a homicide?
The once proud son of the emperor fell to the bottom after being given the reputation of harming others.
Clues emerge one after another, taking him in new directions.
Under the fog, what is the truth?
Difficult choice, and for whom?
Purpose: Defend law and social justice