Paris, France, 2001. Octave Parango, a young advertiser working at the Ross & Witchcraft advertising agency, lives a suicidal existence, ruled by cynicism, irresponsibility and debauchery. The obstacles he will encounter in developing a campaign for a new yogurt brand will force him to face the meaning of his work and the way he manages his relationship with those who orbit around his egotistic lifestyle.
A man is shot down in a provincial airport. Despite his wounds he manages to drag himself to his plane bound for Italy, unaware that the killers are already waiting for him at his destination. During the flight he reminisces about the events that led him there. His name is Matou and he was a Formula 1 champion before being banned from racing circuits for causing a fatal accident. Matou ran away in the company of Lena, his employer's girlfriend. But while they were in the open country they got shot at by mysterious pursuers, which was the beginning of a wild manhunt.
The friends who attended the same boarding school meet and take turns telling their recent romantic experiences. These turn out to be as varied as they are crisp, from the initiation of a student by a teacher to the misunderstanding in the company of a lord, through the false English but true seducer, the swimmer obsessed with his physical condition and, obviously, love in a group (Le Chat Qui Fume).