A young man paying the rent for himself and his lifelong friends ends up flat-broke and resorts to selling marijuana to pay the bills – only to get caught up in the dangerous world of drugs.
Compulsive spenders Albert and Bruno are in debt up to their necks. While seeking help from community workers to get their lives back on track, they run into a group of young green activists. Lured by the free beer and snacks rather than by the ideals of eco-activists, Albert and Bruno find themselves joining the movement without much conviction.
Fred, Achille, Max and Belette form a good-for-nothing gang of crooks. Dismally failing their last raid, they decide to get back in the game, kidnapping Sophie Marceau.