After Ziva's apparent death, Tony raises their daughter Tali. Years later, Ziva returns, and reunites with Tony. Tony's company is attacked, the family goes to Europe, trying to learn who's after them and to trust each other again.
改变自坂上泉的小说《渚之萤火》。故事发生在返还协定生效前的琉球岛。1972年春天，派遣至警视厅的刑警真荣田太一（高桥一生饰）回到琉球警察本部任职。刚就任就碰上了岛内回收美元的运钞车遇袭，车内100万美元失窃的大案。真荣田能否顺利解决此次的强盗案件、抓获潜伏在岛上的美元大盗？
