Johnny Price was a high-ranking officer in the military and a decorated war hero; but after being convicted of a crime he didn't commit, he was dishonorably discharged and has never been able to live down the disgrace. When a band of terrorists seize Hoover Dam and threaten to blow it up if their demands are not met, Price is called in and given a shot at redemption as the only man who can fend off the invaders and prevent a disaster that could cost thousands of lives.

美国建造了最雄伟的水坝，但却也因此成为恐怖份子的基地，成为震惊全国最可怕的危机，美国该如何解决这棘手的问题! 戴克与巴托受雇组成一个突击小组，以盗取价值连城的飞机晶片。在声东击西策略之下，他们先攻占库伯水坝，监禁人质，以引起全国人民的注意，然后再到附近的纳勒斯基地，盗取晶片。为了解救成为人质的父亲 ，哈普偷偷进入水坝，企图解救父亲。经过一番搏斗之后，不仅将人质救出，将晶片追回，也化解了水坝被炸的危机……