Still shaken by a traumatic event, Colin, Ariane, Bérénice and Maude must resign themselves to finding a fifth roommate in order to keep their apartment.

Farid and Martine embark on a hunt for their inner demons while Colin's rehearsal with his band lands him in an unexpected situation.

Bérénice meets Félix, who leads her into uncharted territory. On a whim, Martine helps Maude get out of a relationship, and Farid must finally confess to his mother that he lied to her.

Ariane, who had planned to study, sees her day turned upside down when Colin has to find a new place to rehearse with his band. Farid tries, as best he can, to confide.

Ariane pushes her limits with chemical help. Maude is willing to do anything to earn money without too much effort, and Bérénice thinks Farid is trying too hard to help her.

Ariane, Bérénice, Colin, Farid, and Maude set off to visit Samuel's parents. This visit takes them back to their memories and allows Farid to connect with the group.

The five friends stop at the cemetery to visit Samuel. Bérénice seizes the opportunity to see Vincent again, while Ariane wants to make peace with Adélard.

As Bérénice moves further and further with Félix, Farid decides to meet his father. Maude is happy to have company for the day.

Ariane, Bérénice, Colin, Maude, Martine, and Farid gather for dinner and take the opportunity to catch up on their respective lives. Secrets weigh heavily, and discussions become heated.

As Bérénice embarks on an inner quest, Ariane continues her search for identity. Martine and Colin are confronted with the consequences of Maude's actions.

Bérénice decides to pursue her relationship with Félix. Farid invites his father over for dinner in the hopes of getting closer to him. Colin and Martine take stock of the events of the last few days.

Maude and Martine clarify their relationship, Ariane sees her parents, Colin confesses a secret and Farid remains untraceable... which will force the group to question their behavior.