Aurélie has violent panic attacks caused by her repressed memories. New elements cast doubt on the identity of the person responsible for Aurélie's kidnapping. In a panic, Marie-Thérèse asks the investigators for help.

Tensions mount between Michel and Marie-Thérèse, who does everything she can to destroy him. Noura faces a difficult choice at work, but her detective instincts pay off. Lamontagne discovers disturbing revelations in Romeo's diary.