Since the case eight years ago came to light, Gu Feng and his team have fallen into confusion again, and the secret behind Lin Yu. What kind of story will happen to Gu Feng, captain of the anti-narcotics team, and Lin Yu, a new member of the criminal investigation department.
The huge network involved in drugs extends to drug trafficking groups overseas.
Can the dawn of truth make up for the broken sun?
Mission: Never give up and pursue the truth.