A mysterious international crime organization makes a demand of 900 million yen from the Japanese government for the release of hostages. The group then targets a victory parade of a world sports game to commit indiscriminate terror.
A car carrying a wealthy man and his second wife, Kumako (Yo Kimiko), falls into the sea, and only Kumako survives. At first, it is thought to be just an accident, but the absence of brake marks makes Kumako a strong suspect... Meanwhile, newspaper reporter Akitani Shigekazu (Sato Koichi) gets...