A man and a woman meet by accident on a Sunday evening at their childrens' boarding school. Slowly, they reveal themselves to each other, finding that they have something deeply in common.

Jean-Louis and Anne have had their fling and separated. Now 20 years have passed. He is still dating various women. She is now a big-time director whose most recent film was a very expensive bomb. She comes up with the idea of making a romance based upon her fling with Jean-Louis. She contacts him to gain his permission. Jean-Louis is still in racing and goes away for a desert rally while she begins filming. She finds the mood of their romance difficult to recapture in her film.

They knew each other long ago: a man and a woman whose dazzling and unexpected romance captured in the now-iconic film revolutionized our understanding of love. Today, the former race car driver seems lost in the pathways of his memory. In order to help him, his son seeks out the woman his father wasn’t able to cherish but whom he constantly revisits in his thoughts and dreams. Anne reunites with Jean-Louis and their story picks up where they left it…