Family matriarch Berthe (Marthe Villalonga) is advancing in years and developing health problems, so she goes to live with her daughter Emilie (Catherine Deneuve). Emilie is a cold, fiftysomething professional who lives in a large upper-class home in Toulouse. She also lives with her husband Bruno (Jean-Pierre Bouvier), her daughter Anne (Deneuve's real-life daughter Chiara Mastroianni), and her adopted son Lucien (Anthony Prada). When Christmas arrives, Emilie's troubled brother Antoine (Daniel Auteuil) arrives at the house for a visit. He and Emilie have not spoken since their father's funeral three years ago. Despite his attempts to maintain control, Antoine quickly comes into conflict with Bruno. Painful emotional realities from the past return and cause violent conclusions.