When Myriam, the mother of two young children, decides, despite the reluctance of her husband to resume his activity in a law firm, the couple is looking for a nanny. After a severe casting, they engage Louise, who quickly conquers the affection of children and gradually occupies a central place in the home. Gradually the trap of mutual dependence will close, until the tragedy.
| Directing | Lucie Borleteau | Director |
| Writing | Leïla Slimani | Novel |
| Writing | Lucie Borleteau | Adaptation |
| Writing | Jérémie Elkaïm | Adaptation |
| Production | Monica Taverna | Unit Production Manager |
| Production | Grégoire Sorlat | Producer |
| Art | Matthieu Guy d'Arpaillargues | Set Decoration |
| Sound | Marie-Clotilde Chéry | Sound Recordist |
| Sound | Loïc Prian | Sound Editor |
| Editing | Laurence Briaud | Editor |
| Costume & Make-Up | Michèle Constantinides | Key Makeup Artist |
| Production | Nathalie Gastaldo | Producer |
| Production | Martine Cassinelli | Executive Producer |
| Costume & Make-Up | Stéphane Malheu | Hair Supervisor |
| Production | Christel Baras | Casting |
| Crew | Jérémy Stone | Machinist |
| Lighting | Michel Sabourdy | Lighting Director |
| Production | Pascal Caucheteux | Producer |
| Production | Philippe Godeau | Producer |
| Art | Samuel Deshors | Production Design |
| Production | Nicolas Livecchi | Executive Producer |
| Camera | Alexis Kavyrchine | Director of Photography |
| Sound | Edouard Morin | Recording Supervision |
| Costume & Make-Up | Dorothée Guiraud | Costume Design |
| Crew | Béatrice Mauduit | Post Production Supervisor |
| Writing | Jérémie Elkaïm | Screenplay |
| Writing | Lucie Borleteau | Screenplay |
| Directing | Hadrien Bichet | First Assistant Director |
| Writing | Maïwenn | Adaptation |
| Writing | Maïwenn | Screenplay |