The antagonist, a serial killer responsible for nine murders in one month. Originally committed five crimes in Tanzhou before fleeing to Pengcheng. Around forty years old, approximately 1.68 meters tall, with a scar on his right brow bone and a clear Tanzhou accent. He has strong counter-reconnaissance abilities and killed one person per day without lying low. He was caught by Lin Shuyue in a dark alley in Pengcheng after being hit repeatedly with a brick to the forehead and back of the head. He remained silent during interrogation.
