Matilda celebrates her 18th birthday with her family, but her mother Natalie is jealous of Jeanpierre's new wife Isabelle. Natalie meets new teacher Melanie, who suggests bringing in writers for literature projects. Natalie goes on a blind date with Sebastian but decides not to spend the night. Matilda's audition angers Natalie, who later learns she is approaching menopause. Natalie cancels a holiday package under Jeanpierre's name and publicly humiliates Melanie. To mend their relationship, Natalie invites Felix over for dinner. The story highlights themes of jealousy, family dynamics, and self-discovery.