Upon his release from prison, Daniel (Gérard Meylan) returns to his home in Marseilles to discover his daughter Mathilda (Anaïs Demoustier) has become a mother for the first time. Mathilde, a part-time sales associate, and her husband Nicolas (Robinson Stévenin), a self-employed chauffeur, struggle to make ends meet, and their situation further deteriorates in the wake of Nicolas's attack at the hands of rival drivers. It is now up to Daniel to seek justice for his family.