Detectives Haru Kato and Shinnosuke Kamei from Japan’s Modern Crimes Prevention Task Force are asked to assist security during a festival, where First Division officers are trying to locate a bomber targeting a foreign prince. Two amateur thieves, Yoko and Hiroshi, observe jewelry stores for a potential robbery. The ridiculously wealthy Daisuke Kanbe meets the Police Superintendent Haru and requests a place on a squad of his choice. The bomber is arrested while the amateur thieves accidentally rob a sweet shop instead of a jewelry store, and unknowingly flee in the bombers' van with the bomb in an attempt to escape from the police...