Georges Palet (André Dussollier) comes across a woman's wallet and turns it over to the authorities. Informed that the missing item has been located, Marguerite Muir (Sabine Azéma) retrieves the wallet and asks who found it. She calls to thank Georges, but he wants more than a pat on the back. Though he's married, Georges begins to follow Marguerite, demanding that they spend time together. She finally agrees, setting in motion a relationship marked by emotional turbulence.