Park Gunwoo is rumored to be the most terrifying person in school. He is a delinquent who will beat someone to within an inch of their life if they pick a fight, and he is an expert fighter. He is a psychopath. As a first-generation chaebol heir, he is incredibly wealthy. He is cold and sensual. The content is somewhat explicit; he smokes and drinks. He beats up many students and hangs out with his gang of delinquents. Because he is athletic, he has defined abs, stands 180cm tall, and is the most handsome guy in school.