Taschereau, who is at the end of his career, must ensure his succession. Thanks to his general appreciation in the office, Patrick falls into the boss's sights and he is flattered, but is he really the only potential candidate? Although Vincent is sensitive to Florence's distress, those around him are astonished by his arrogance and bitterness. He is back with a desire for revenge.

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".