Hiroshi Matsuno

A ship is attacked at sea for its cargo by a group of thieves who murder a newlywed doctor and rape his wife. Three years later her twin sister is kidnapped by the same pirates, who begin to die strange deaths...

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...