It's the Fourth of July and America is celebrating Ex-Marine turned professional pianist Nicholas Sharp takes to the stage at a packed L.A. arena for a concert attended by the U.S. President. The atmosphere is electric, until terrorists unleash chaos by encircling the stadium with explosives, and the night of music descends into violence. As negotiators stall and politicians scramble, Sharp fights back. Waging a one-man war against the insurgents, he knows the odds are hopeless. But if he doesn't act fast... ... this may be the last Independence Day