By fate or coincidence, Marlène Cormier, Paul-André Denis and François Bibeau are reunited again. In this story of reunion where yesterday, today and tomorrow intertwine, we delve into the the universe and secrets of each character. What will François' return bring about in the lives of all these people?

Marlene is reluctant to reconnect with François, while Paul-André feels the need to get closer to his old friend. Moreover, Marlene seems troubled by every mention of Sylvie's name. Tomas' release from hospital worries his family. What is the source of his uneasiness? Céleste, Tomas' neighbor, tries to get closer to him. The recent death of his mother completely paralyzes Édouard. Why is he hiding the truth about his last outing with her?

François Bibeau is invited with his two children to Paul-André and Renaud's house. The idea displeases Edward. Céleste is afraid to meet her neighbor Tomas. The meeting takes place, the past resurfaces. Marlene's stay in Cambridge has left deep and lasting traces. Marlène and Édouard are caught up in their secret. The death of his wife and Marlène's presence stirs François more and more. Marlène confided in Sylvie during dinner. The mystery around Tomas begins to unravel.