A noir action whodunit with Kobayashi his usual jaunty self as the smart aleck private eye whose missing person search soon becomes a murder case. Nightclub-managing, drug-dealing gangster Uchida is the prime suspect in the case until he commits suicide. Kobayashi then discovers evidence that points to the doctor sibling of an innocent girl. The climax in a rural snowy locale is suspenseful and well-staged.

Japanese action film.

Joe Shishido is an ambitious bike racetrack tout who becomes inadvertently involved in a triangle with a vulnerable prostitute (Izumi Ashikawa) and her brutal yakuza pimp (George Ai).

Not too long ago, Soichiro was considered one of the most powerful men in business. But his business had failed, his granddaughter had committed suicide. There was nothing in his life anymore that he could look forward to. Sochiro was ready to put an to it end to all. As he drives down the Usui Pass, headed toward his summer house in Karuizawa, a girl in red heels, wearing nothing else but a coat jumps in front of the car.

Jiro, a young yakuza, and Mami, a diplomat’s daughter, are two young lovers from different worlds. Having met by accident, they soon discover a new life together. But their love is ill-fated. Mami's family will not accept her choice, while leading an honest life seems like an unattainable goal for Jiro. Can there be anything else but a tragic ending?

A sequel to Detective Bureau 2-3: Go To Hell Bastards!