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. Jake and Mike, Who are brothers and also sergeants who lost their mother, who plans a vigilante mission of revenge during the mayhem. However, instead of a death-dealing avenger, they become the unexpected protector of four innocent strangers who desperately need their help if they are to survive the night.

Three years ago, Sen. Charles Gallyhall survived the annual night of lawlessness that took the life of his family in front of his two sons Jake and Mike Gallyhall. As a presidential candidate, Gallyhall is determined to end the yearly tradition of blood lust once and for all. When his opponents hatch a deadly scheme, the senator finds himself trapped on the streets of Washington, D.C... with the protection of his sons who are his head security.