Joe is working hard on Alain Leclerc's case to prove his guilt. Martin, who helps him in his research, tries to make a connection. The Roy family says goodbye to Camil. Mario receives news from the forensic laboratory.

Joe decides to be honest with Rémi and lifts the veil on the origins of the commune. Beth and Phil are dismayed by the diagnosis their hospitalized son receives. Agnès receives an unexpected proposal from an entrepreneur.