The President of the United States (Morgan Freeman) was seriously injured and fell into a coma after being attacked by a drone terrorist. His entourage was wiped out in multiple explosions. The only survivor, Mike Banning (Gerard Butler), the President's personal bodyguard for many years, became the biggest suspect and was accused by the FBI of attempting to assassinate the President. Banning must clear his name and stop the real plan to assassinate the President. Under the siege of multiple forces, he can only seek protection from a mysterious man... The former heroic bodyguard has now become a wanted criminal. How will Banning escape from danger, protect the President, and crack the conspiracy behind it?