An amateur op (detective) with a career as a former legal instructor . From the search for a runaway daughter requested by Akiko "Beppin" to the murder case. A mystery drawn with a hard-boiled touch set in Kobe (some locations in Ashiya and Yokohama ). The scenery of Kobe before the Great Hanshin-Awaji Earthquake is included in various background scenes, and you can see the buildings and scenery that can not be seen now.

Former F1 driver Sawamura (Koichi Iwaki) has been immersed in the underworld of Yokohama alongside his partner Moriguchi (Takashi Fuji) ever since he lost his lawyer parents in a yakuza turf war. One day, he receives a contract to assassinate a high-ranking executive of the Seiryu-kai, a major organized crime syndicate.
Sawamura successfully completes the job, but an assassin’s hand blocks their path. Behind the job lay a succession battle centered on Seiryukai executive Kajimoto (Minori Terada). With Moriguchi and his benefactor both killed, Sawamura swears revenge against Kajimoto’s faction.