Jean-Claude is a loud-mouthed, know-it-all and full time boor who is best friends with Stef, a self-styled lady killer who would do better with the fairer sex if he could work up the ambition to wake up in the morning. Stef has decided that he may need some help in finding the woman of his dreams, and embracing loyalty rather than logic he turns to Jean-Claude for advice.
Before being extradited to Africa to stand trial, a notorious Belgian criminal is entrusted to the Marseilles police department for less than 24 hours. But the wily crook convinces bumbling policeman Emilien he's a lowly Belgian embassy employee who got railroaded by the brilliant master criminal.
Franck and his girlfriend Sonya, plus some of their friends go on holiday in Brazil. Franck, his friends, two girls and Sonya's grandmother leave to visit a cave, but everything goes wrong and their crazy adventures begin.
