The past resurfaces when Claudine Grenier bumps into Marc Lemaire, the same Marc she was guardian over 30 years ago in Rimouski. The last time they saw each other, a fire destroyed the Lemaire house.

Marc Lemaire's involvement as a real estate broker is greatly appreciated by Claudine's husband and children, but seems to bother her parents and sister. The same goes for Marc's entourage; his father, Jacques, takes a funny look at his son's foray into Claudine's life. The same goes for Mylène, Marc's wife, who is surprised at the return of this ghost from the past in their lives. Meanwhile, Stephanie makes discoveries about the boy appearing in his mother's childhood photo.

Marc multiplies the opportunities to see Claudine. Obviously, he's in love with it. His attempts at seduction shake it. Disturbing revelations about the past of Jacques, Marc's father, throw a different light on him. Jacques asks Hélène.

Stéphanie establishes a link between the fire, Jean Forget and certain events of the past. Claudine and Marc see their life turned upside down. Claudine's surprise party might go downhill, but Marc comes to the Grenier family's rescue.

It's Claudine's surprise party. The presence of Jacques, Marc’s father, and an unexpected guest caused a lot of emotion. The mystery surrounding the past both clears and thickens.

Claudine and Marc live a mad passion. Mylène is increasingly interested in the story of Jean Forget, as she wants to draw inspiration from it for her first novel. Stéphanie does not carry Jacques Lemaire, Marc's father, in her heart since she realized that he was probably responsible for the suicide of Jean Forget. Claudine puts an end to her adventure with Marc. He doesn't believe it and he doesn't want it to end. He hopes she will reverse her decision until fate hits him hard.

A tragedy hits Marc and Mylène head-on. It’s the horror without a name. All this also has serious consequences for Claudine. Hélène discovers a mysterious letter. Stephanie is getting ready for her prom.

After the tragedy they experienced, the love that united Marc and Mylène is weakened. How will they succeed in saving their marriage? Gnawed by guilt, Claudine plunges into deep disarray. She has a cold sweat when she receives an unexpected visit from Mylène. Claudine is about to crack. Hélène tells Mylène about the anonymous letter she received and continues her research to try to shed light on the mystery hovering around her lover, Jacques Lemaire.

Claudine's behavior worries her family. She can no longer live with the heavy secret she carries. She says she is ready to reveal everything. Hélène is entitled to an astonishing revelation, to say the least, about the mystery surrounding the fire. Backed up to the wall, she has no choice but to confront Jacques. Stéphanie discovers the truth about her mother and Marc. Marc confides a terrible secret to his father.

Claudine receives a disturbing visit from Jacques Lemaire. The housewarming party at Alexandre and Selena's house is happening under high tension. Mylène and Rémi see their life turned upside down. The veil has been lifted on the mystery surrounding the fire, the suicide of Jean Forget, as well as the tragedy surrounding the death of little Hervé. Lives are turned upside down, others soothed. Is all truth good to say?