During a Parisian party, Boris, an apprentice filmmaker, and Marilyne, a young executive, play the loving and knowing couple while they have barely met. Five years later… Marilyne, Boris and their children are going to the Balearic Islands for a business trip. As Boris, getting tired of his house-husband role, plans to leave her, Marilyne runs away with a lover and disappears.
Five years later… Marilyne reappears in the heart of the Pyrenees, leading a group of American women on a « resourcing » retreat. She realizes the man giving them the talk on the mating of wood grouses is actually Boris. As they faked knowing each other, a few years ago, Marilyne and Boris will now fake being strangers…