rocket shot up off the eastern seaboard and brought down a plane.

One night per year, the government sanctions a 12-hour period in which citizens can commit any crime they wish -- including murder -- without fear of punishment or imprisonment. Leo, a sergeant who lost his son, plans a vigilante mission of revenge during the mayhem. However, instead of a death-dealing avenger, he becomes the unexpected protector of four innocent strangers who desperately need his help if they are to survive the night.

Two years after choosing not to kill the man who killed his son, former police sergeant Leo Barnes has become head of security for Senator Charlene Roan, the front runner in the next Presidential election due to her vow to eliminate the Purge. On the night of what should be the final Purge, a betrayal from within the government forces Barnes and Roan out onto the street where they must fight to survive the night.

When the White House (Secret Service Code: "Olympus") is captured by a terrorist mastermind and the President is kidnapped, disgraced former Presidential guard Mike Banning finds himself trapped within the building. As the national security team scrambles to respond, they are forced to rely on Banning's inside knowledge to help retake the White House, save the President and avert an even bigger disaster.

Capitol Policeman John Cale has just been denied his dream job with the Secret Service protecting President James Sawyer. Not wanting to let down his little girl with the news, he takes her on a tour of the White House, when the complex is overtaken by a heavily armed paramilitary group. Now, with the nation's government falling into chaos and time running out, it's up to Cale to save the president, his daughter, and the country.