Accused of criminal negligence causing death, Maya stands trial. Lapointe and Inès support her. Shocked by an unforeseen event in her personal life, Marie-Anne decides to accompany Boileau in his new cause related to street gangs. Shaken at having almost lost Léo, Sara returns home.

A sweating ritual turns tragic in the basement of a naturopath. New evidence is revealed in the case of Clan 45. Kelly increases the pressure on Me Boileau. Marie-Anne and Inès are going to visit Juvençon in prison.