新干线上的“光24”号列车被蒙面匪徒劫持。匪徒自称国际“赤军”成员,控制了两节车厢的人质,索要十二亿日元的赎金,并提出奇怪的交纳赎金方式——列车每停靠一站,要送进三亿日元,匪徒承诺在下一站释放二十名人质,如此反复,直至终点。恐怖笼罩的列车缓慢行进,警方一时无计可施,只有国铁总调度所的所长牧田在一步一步逼近真相。 Shinkansen on the “Light 24” train masked bandits hijacked. The bandits claimed that the members of the “Red Army” of the international community had taken control of the hostages of the two compartments, claimed 1.2 billion yen of ransom money and offered a strange way of paying ransom - for each stop on a train, they had to send 300 million yen , The culprits committed to release 20 hostages at the next stop, and so on until the finish line. Terrorist slowly moving trains, the police can not do anything, only the chief director of the National Railways Makita step by step approaching the truth.