Both a hereditary Francophobe and an over-zealous Belgian customs officer, Ruben Vandevoorde is forced to join the first Franco-Belgian mobile squad.

Meanwhile, in an effort to raise money for the restaurant No Man's Land during the transition to the Schengen Agreement, Jacques and Irene are hired by a drug trafficker named Duval to pass along information concerning the mobile squad's checkpoints.

Unfortunately, the information is rendered useless as Duval's accomplice Tiburce hilariously fails to avoid customs and ends up in jail.

In an interview with ClapVideo, Dany Boon says that he wrote this film because he wanted to create something as strong as Welcome to the Sticks (French title: Bienvenue chez les Ch'tis).

[5] One of the major themes of the movie is how the European Union's vision of Europe may be good in theory but in practice can be damaging to the local economy in the border regions.