Françoise and her husband Jean-Pierre invite some friend couples to spend a weekend in their large villa on the Portuguese coast. What follows is a romantic intrigue, with each character discovering a little more about themselves.
| Directing | Pierre Kast | Director |
| Crew | Raoul Coutard | Cinematography |
| Writing | Pierre Kast | Writer |
| Sound | Georges Delerue | Music |
| Editing | Yannick Bellon | Editor |
| Editing | Étiennette Muse | Editor |