In a violent post-apocalyptic society, a drifter, Eli (Denzel Washington), has been wandering westward across North America for the last thirty years. He finds solace in a unique book which he carries on his person and guards closely, while surviving by hunting small animals and seeking goods in destroyed houses and vehicles to trade in villages for water and supplies. When he reaches a village ruled by the powerful mobster, Carnegie (Gary Oldman), the man views Eli's impressive fighting skills...

Major Benson Winifred Payne is being discharged from the Marines. Payne is a killin' machine, but the wars of the world are no longer fought on the battlefield. A career Marine, he has no idea what to do as a civilian, so his commander finds him a job - commanding officer of a local school's JROTC program, a bunch or ragtag losers with no hope. Using such teaching tools as live grenades and real bullets, Payne starts to instill the corp with some hope. But when Payne is recalled to fight in...