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。

Recognizing the destructive power of its captive giant Ape, the military makes its own battle-ready A.I., Mecha Ape but its first practical test goes horribly wrong, leaving the military no choice but to release the imprisoned giant ape to stop the colossal robot before it destroys downtown Chicago.