Keiji Takagi

A noir drama depicting the downfall of a veteran detective who hates evil and falls into its depths. Ace detective Sugai pursues Chiyo, the mistress of a man who was arrested for extortion, and takes advantage of her weakness. However, as his colleague Tokumochi and others regard him with suspicion, he is tormented by remorse.

After serving his sentence, Yakuza family member Toshin-gumi Umebayashi is released from prison. Toshin-gumi was already headed by the boss in the second generation of Shotaro, but Shotaro fell into a trap, he is manipulated by his sworn enemy Kanzaki-gumi. Kanzaki-gumi captures the Toshin-gumi oil fields mined by the first boss. Umebayashi explodes in anger and attacks Kanzaki-gumi, but...