Ernest Krakenkrick and Bachir Bouzouk are about to become pilots in the French army. But after the bad consequences of a test undertaken with the centrifuge, they are forced to give up their dream. They are eventually given the position of baggage handler at Orly-West Airport in Paris. But one night, there is a hostage-taking in the airport and the "Moustachious", a group of terrorists, take hold of the control tower.

Competitive bodybuilder Léa Pearl is preparing to compete for the prestigious Miss Heaven title. Her coach, Al, a former bodybuilding star, hopes that, thanks to Léa, he will be back in the spotlight once again. But at the last minute, Léa's ex arrives with their son Joseph, who she hasn't seen in four years.