A friendly rivalry turns into romance for Yukiko, an elite female detective, and a handsome private eye named Mitamura while both are investigating the missing person's case from a wealthy family.

Crime thriller about the investigation of a man murdered at a Tokyo race track. Clues lead Detective Yoneyama (Mihashi) to Kobe where a narcotics gang is smuggling drugs in golf balls with the aid of an ex-cop (Takarada).

The right-hand man of a narcotics ring (Tsuruta) is shot by gangsters and left for dead at a Tokyo waterfront and subsequently suffers from amnesia. Returning to his turf in Kobe, the would be assassins try once again to do him in before he recovers his memory.