Two stoners wake up after a night of partying and cannot remember where they parked their car.

Retired from active duty, and training recruits for the Impossible Mission Force, agent Ethan Hunt faces the toughest foe of his career: Owen Davian, an international broker of arms and information, who's as cunning as he is ruthless. Davian emerges to threaten Hunt and all that he holds dear – including the woman Hunt loves.