Early seventies. Paris. A city in which sex and freedom are two of its endless realities. Sam, an American student, meets a woman in a bookstore. Isabelle is mysterious, beautiful, and—unlike Sam—experienced in love. He falls for her instantly, but the sight of a wedding ring on her finger fills him with serious worries. What begins as a fleeting encounter in Isabelle’s tiny Paris apartment turns into a story of passionate love that overcomes time.