On the eve of the elections, the disappearance of the favorite candidate arouses concern. The political party Demain Québec asks for help from Cerbère while imposing an investigation carried out in secret, which divides the squad.
A former member of the political party, expelled for his radical ideas, resurfaces. A request from Gomez plunges Lamontagne into complete confusion. Diane must justify Aurélie's absence at the press conference.
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.
The discovery of a suspect's body in a river raises tension. Investigators discover significant conflicts within the Demain Québec party. Pelletier and Noura confront Gregory about his alibi.
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.
The discovery of DVDs in a hotel room rekindles the urgency of finding Aurélie. Pelletier finds an interesting clue to explain how Aurélie left the hotel. Pelletier and Renaud question a wealthy real estate entrepreneur.
Big news shakes the Cerberus squad and breathes new life into the investigation. Aurélie's return to the electoral race is not going smoothly. Pénélope tries to help Aurélie to remember repressed events.
A homeless man who died in a rich residence creates worry within the squad. The discovery of the corpse highlights serious social inequalities. Popol appears to be hiding certain information from the police.
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.
Paranoia sets in among the rich and the homeless suffer the repercussions. Investigators discover a link between the Gagniers' house and the homeless camp. Noura is devastated by an order from her superiors.
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.
Michel and Popol launch a risky operation to shake things up. Stephanie's condition begins to worry the rest of the team. The Cerberus squad is targeted by an unexpected attack.
The race against time is on to stop Aurélie's attacker in time. While searching through one of Aurélie's old blogs, Noura unearths valuable information. Gabriel Gomez asks Lamontagne to make a significant public gesture.
The squad investigates a young woman who disappeared from a grocery store parking lot. Noura makes some important discoveries while visiting Jade's ex-girlfriend's house. Christiane believes she knows the identity of the person who kidnapped her daughter.
Nothing goes as planned when the squad raids Cedric's home. A little girl is found wandering alone in a park. Highly compromising video footage is found on Cedric's phone.
A hair found on Stella's clothing causes consternation among the squad. Shadows hover over the activities of Anthony's company, Mojo. A child psychiatrist meets with Stella to learn more about her family life.
The squad pulls out all the stops to intercept Anthony's transport of girls. Stella talks about a mysterious "pirate island" where her father sometimes took her. Pelletier must improvise when he comes face to face with a suspect.
A memory of Stella's puts the squad on a promising new lead. A previous disappearance resurfaces following a genetic test. The dog squad makes a surprising discovery on a beach. Jade sees an opportunity to escape.
The urgency escalates when Noura recognizes someone in a video of Cédric's. Renaud fears that Lily-Rose is crossing some lines with Stella. The squad questions the kidnapper's criteria for finding his victims.
During a yoga retreat, a baby is kidnapped almost before his father's eyes. Now that Jade and Sophie have been rescued, it remains to be seen what Armelle's role was. Some of the yoga retreat participants have suspicious profiles.
Overwhelmed by grief, Olivier struggles to stay grounded in reality. A serious accusation has been leveled against Roxanne on social media. Patrice is horrified by the homophobic comments Olivier has received.
Suspicion intensifies around the couple formed by Daniel and Delphine. Delphine and Daniel have strong opinions about homosexuals and parenthood. Peanut is trying to solve the mystery of the missing text messages from Olivier's cell phone.
A new baby abduction sends shockwaves through the Cerberus squad. Patrice and Olivier receive a disturbing visit at the hospital. A trace of blood found at the scene of Édouard's abduction leads the police to a new suspect.
Patrice seems to have many secrets, especially about his relationship with Roxanne. Despite Pelletier's threats, Richard has once again infiltrated one of his investigations. Tania is experiencing significant financial difficulties.
Several leads point to a strange place of celebration. Delphine makes disturbing revelations about Daniel Wu. The police trace the recipient of the transfer Patrice made shortly before his daughter's birth.
The squad is in a race against time to find the babies. Peanut has discovered an event on the dark web that has plunged the police into deep concern. Richard's undercover operation is becoming perilous.
