Claudine Grenier and Marc Vézina are reunited by chance after more than 30 years. When she was a teenager, Claudine used to babysit Marc. The boy was secretly madly in love with her until one day, his mother died in a fire that started immediately after Claudine left the house. Now, convinced that Claudine is the love of his life, he wants to win her heart, despite the fact that they are both married with children. Charmed and touched by Marc's interest in her, as she approaches 50, will Claudine allow herself a fling, a brief affair before returning to her normal life?