The wealthy Tombsthays hire a guitar tutor, David Aurphet, for their daughter Vivian. The wife, Julia, begins a passionate affair with David. Edwige, Julia's new neighbour, also takes an interest in David. David is attacked one night on returning home but saved by a mysterious stranger Daniel who reveals himself to be a hired killer. David begins to suspect that his affair is no longer secret.
| Directing | Michel Deville | Director |
| Writing | Michel Deville | Writer |
| Writing | René Belletto | Novel |
| Writing | Rosalinde Deville | Writer |
| Costume & Make-Up | Aïda Carange | Costume Design |
| Camera | Martial Thury | Director of Photography |
| Production | Emmanuel Schlumberger | Producer |
| Art | Dominique Maleret | Production Design |
| Art | Philippe Combastel | Production Design |
| Costume & Make-Up | Cécile Balme | Costume Design |
| Sound | Olivier Villette | Sound Designer |
| Editing | Raymonde Guyot | Editor |
