A conflict is at the center of the cabinet as Beatrice's trial begins. Léo must try to get the judge to accept his request for an expert examination of the letter written by Béatrice. Willy hires Kim as a lawyer, but a surprise awaits him.

Mélodie must recover from her emotions as Béatrice's trial continues. Kim still has doubts about her client's version of the facts. Mélodie must deal with her personal life and the office.