["I couldn't stand the urge" - Nam-gyu Jeong's serial murder case in southwestern Seoul] The so-called 'serial murder case in southwestern Seoul area' that terrified Seoul in 2004. In the southwestern area of Seoul, an assailant attacked and seriously injured or killed young women. A series of incidents occurred one after another: The culprit stabbing a young woman home at dawn... Who the hell committed such a terrible crime? Two years later, the culprit was arrested in a very unexpected place. Simple robbery The shocking truth of the alleged killer was dramatically revealed by the police investigation team! And along with profiler Kim Yoon-hee, who was directly involved in the investigation at the time, we dig into the decisive evidence that uncovered the crimes of the worst murderer ever, Nam-gyu Jeong, and his brutal reality.