C'est quoi ton signe?

Léa uses an unusual way to reveal to Maude that her ex is seing one of her friends. While the rumor of plagiarism still circulates, Léa decides to confront the principal to regain the right to write to the newspaper. JP must organize the birthday of his girlfriend Marilou on his own since the latter still refuses to answer Léa. When Sarah finds out the date of the party, she tries by all means to be invited with Thomas to mark another very special anniversary for her.