美国海岸警卫队队长米勒带着他的儿子来到他位于弗吉尼亚海岸的灯船上,在逃罪犯加尔文·卡斯巴里和他的两个情绪反复无常的同伙劫持了他们。Just when US Coast Guard captain Miller takes his teenage son Alex to his lightship off the coast of Virginia, Calvin Caspary and two criminal accomplices, on the run for the police, decide to hijack it. What the crazy trio didn't count on is that this small crew doesn't just keep taking it lying low, they will put up a fight. Alex hides dad's gun and wrestles his his war past and courage.