The growing complicity between Patrick and Clara brings a breath of fresh air to Olstrom. François being obsessed with Évelyne's new lifestyle, it is Marc-André who must take over on the Ukave file. Would Isabelle be an important ally for this file? Will Évelyne, looking for challenges, be tempted by a new job offer? As for Vincent, as much as Florence's presence in his life does him good, he still feels anger towards Marc-André.

No longer able to remain indifferent to Marc-André's distress, Vincent lets his guard down and tries to reconcile with his friend. Marc-André falls completely under the spell of Isabelle, his new flame, or his new lifeline? Their plan to protect the family nest shows flaws when Patrick and Marie-Michèle's children suspect they are separating. Patrick, helpless, successfully tries to reconnect with his "Eros".

The quartet is reunited for a golf tournament, each with a different goal in mind. With Marc-André on a mission to appease the Minister of Energy and Economy, François at the end of his rope, Patrick on a "mush trip" and Vincent under Isabelle's spell, the day promises to be very eventful. Meanwhile, Florence, who finds a little more freedom, is not safe from the nastiness of her classmates.