Ten Years of Pursuit of the Murderer of Xue Ying's Fan Case

Ten years ago, in a murderous case on a snowy night, criminal policeman Lin Zhenghong died in the line of duty. The case was hastily sealed and became an unsolved case that no one dared to touch. Ten years later, the exact same crime modus operandi reappeared. The butterfly brooch left at the scene and the deceased's information completely overlapped with the old case. Interpol Lin Yan is determined to restart the investigation and find out the truth. There are many obstacles on the road of investigation, such as tampered files, secret warnings, and hidden insiders in the team appearing one after another. Following the clues and digging deeper, an old murder case actually involved an illegal trading network and layers of protection that had been entrenched for many years. The mysterious murderer who reenacts the murder case, the relevant personnel with their own motives, the former colleagues who are in a dilemma, and multiple forces compete with each other. When the scattered evidence was pieced together one by one, the truth that had been covered up ten years ago was finally revealed, and Lin Yan successfully cleared his father's wrongdoing. The wind and snow will eventually dissipate, and justice will never be absent.