Astrid Lartigues, co-founder of the Lartigues and Lorenzi law firm, asks her daughter Audrey to arrange mediation between young Rose's parents and grandparents. Astrid's partner Sofia Lorenzi deals with a couple in the process of divorcing. The cause of the dispute is who gets custodianship of Lady, their dog.

Astrid represents a divorced woman who is accused of harassing her ex-husband's new girlfriend and risks losing custody of her teenaged daughter. Meanwhile, Audrey deals with a couple of adult-film stars who have changed their minds about their prenuptial agreement at the last minute.

A restaurant owner with health issues wants to formally adopt the teenager he raised, but the biological father has other ideas. Audrey, still uncomfortable with the idea of having a third child, deals with an error in the civil status of a young couple that could put their upcoming wedding in jeopardy.

A desperate woman asks Audrey to help her troubled fiancé, whose overbearing mother has had him committed to a mental institution against his will. While Audrey gets closer to handsome prosecutor Eric Leroy, Astrid is forced to end her affair with the president of the bar association.

An elderly widower with Alzheimer's hires Audrey to convince his estranged children to help with his medical expenses. Sofia, up to her eyeballs in debt, plays a dangerous game when she agrees to counsel an incarcerated crime boss who wants his kids to visit.

Audrey and Paul marry, but the festivities are cut short when Sofia is taken into police custody at the reception. Unable to represent Sofia herself, Astrid hires a rival lawyer for her defense. With the firm in chaos, Audrey handles a pair of former clients who now want a divorce.

Eric asks Audrey to defend a troubled teenager with drug trafficking charges, but since he requested emancipation from his mother, he could be tried as an adult. Meanwhile, Sofia anxiously awaits sentencing from the commission.