A highschool girl stands at the edge of a building, about to take her own life. She then witnesses a brutal stabbing down below by a hooded man. She is instilled with fear at the mysterious man's cold bloodedness, cowering as he suddenly appears at the roof.

Kitao Taro had a chance to attend court hearing while he was tasked to supervise the maintenance of air condition in a court. After his first hearing, he was fascinated by the realism he felt during the hearing and became a fan.