Introduction: An 18-year-old boy named Kwangsun was arrested by the police as a prime suspect in a murder case. He was severely tortured by the police as he had no relatives. He was then let off scot-free because of a lack of evidence. After that, Kwangsun's life changed completely. He decided to go against the law and show no mercy to people anymore because no one showed any affection to him since his birth.....