Back to the present. Suddenly separated from her brother, Yasmine alerts the authorities. Constable Barthélémy leads the investigation in the basement of the house. But Isabelle opposes a version of the facts which incriminates their father, Mohamed.

The moment of truth is approaching for Yasmine and Bilal. A last-minute clue proves their mother knew the truth about Mohamed's disappearance. If she kept silent, it was to protect her children from an incredible secret.