A couple have a peaceful existence in a small provincial town. He is a teacher and she runs an opticians practical. Their life is turned upside when Belle, a friend’s daughter who is lodging with them, is found dead in her room. The husband becomes the prime suspect as the only one at home at the time.
| Actor | Role |
|---|---|
 Guillaume CanetPierre | Pierre |
 Charlotte GainsbourgCléa | Cléa |
 Patrick DescampsNot listed | Not listed |
 Jérémie CovillaultNot listed | Not listed |
 Anne-Lise HeimburgerNot listed | Not listed |
 Fabio ZenoniNot listed | Not listed |
 Salim KéchioucheNot listed | Not listed |
 Pauline NyrlsAurélie | Aurélie |
| AAissatou Diallo SagnaNot listed | Not listed |
 Kamel LaadailiSteve Jouanet | Steve Jouanet |