Fray makes disturbing revelations about his relationship with Aurélie. Noura is looking for the very handsome man who accompanied Aurélie the evening of her disappearance. In the company of Johanne, Dominic discovers the harsh reality of homelessness.

A threatening message addressed to Lily-Rose greatly worries the squad. A chambermaid at the Rive-Droite hotel is well known to the police. Surveillance images show Charles leaving the hotel, but no trace of Aurélie.