Lou Castel, a washed-up actor who spends most of his time in Rome, returns to his bourgeois family's home to attend the funeral of his twin brother, "Pippo," who committed suicide after being spurned by his fiancee, Angela Molina. Castel's mother, Emmanuelle Riva, is a devout Catholic
who is told that her son's death was an accident, since suicides reportedly go straight to hell. Pippo's uncle, Michel Piccoli, urges Molina to pretend she was deeply in love with his nephew to quiet the mother's fears and to save face. She refuses to take part in their dishonesty and, by doing
so, attracts the attention of Castel. Molina and Castel give in to their desires and make l...