影片根据真实事件改编。一条大白鲨在一个偏远的岛屿上跟踪三个皮划艇爱好者。 当它们等待救援到来时，潮水开始上涨，迫使它们回到致命的水域。 现在比赛开始了，鲨鱼将要在他们回到海岸线的路上把他们吃掉玄幻小说完本排行榜...

　　A city PR girl goes on the run accused of leaking information from the military supply company where she works. Chased by ex-soldiers she hides with her brother, a member of a shadowy hacker group, ...