Who is Isabelle? A serial murderer, a liar, a femme fatale or a stay-at-home mother, who, since a young age, has always had to fight to survive? This is what gendarmerie captain Mathilde Delboscq wants to understand, in charge of the investigation into the death of Isabelle's husband, Pascal Bonnot.

• Odile Vuillemin
• Joyce Bibring
• Yann Sundberg
• Paul Le Bourdon
• Malik Elakehal El Miliani
• Vincent Jouan
• Laurent Gamelon
• Maïra Schmitt