Twelve years ago, a horrific bloodbath shocked the city.　　A couple were brutally murdered, their five-year-old stepdaughter fell unconscious, and the only person at the scene was their eight-year-old stepson, who was covered in blood.　　Evidence in the case points to the teenager as the murderer.　　Over the next twelve years, the teenager murdered dozens of people in Handan Heavy Penitentiary by different means.　　Today, the murderer is about to be executed!