Description：Masaya is a university student, but he attends a school that's not his ideal school. His days are generally gloomy. One day, he receives a letter from serial killer Haimura. He was convicted for nine murders and received the death penalty. Back when Haimura was committing his murders, he ran a bakery store. At that time, Masaya was a middle-school student and a customer at his bakery store. According to the letter, Haimura confesses to having committed eight murders, but he insists that he did not commit the last murder. Masaya begins to investigate the last murder case involving Haimura.
Description：In a police unit focused on solving crimes in 24 hours, an analytical detective is partnered with an impulsive officer who never thinks before he acts.
Description：Tatsuya Iguchi was a juvenile delinquent in Tokyo and a leader a motorcycle gang. After he was released from juvenile detention, he begins to live a new life and doesn't go back to his hometown. Instead, he begins to live with his aunt in Nishi-Chiba and work at a barbecue beef restaurant. If Tatsuya gets involved in any more fights, he will be kicked out. On the first day of his release, he gets into a fight with Kaname Abe, who is second-in-command of motorcycle gang Kirihito. The motorcycle gang Kirihito is led by Atsushi Tanzawa. Tatsuya won the fight against Kaname, but they agree to keep it a secret because Tatsuya doesn't want to go back to juvenile detention and Kanamedoesn't want to people to know he got beaten. A friendship soon ensues between the two. Tatsuya also meets Chihiro Minagawa, whose brother was the leader of motorcycle gang Kirihito, but he died in a fight with another motorcycle gang. Chihiro currently works at a bowling alley. She doesn't hesitate to speak bluntly with Kirihito's leader Atsushi to stop its battles with other motorcycle gangs.
