Since graduating from the police academy, Lin Xun has embarked on his own thorny road. He needs to shoulder the responsibility of "defending political security, maintaining social stability, and ensuring people's peace", as well as investigating the unsolved cases of his father's lifetime. Fortunately, he is accompanied by the police detective auxiliary system and friends. On this thorny road, he is no longer alone. He will be fearless of the darkness and actively fight against the evil forces.
