Clara é casada com um advogado promissor e mora em Paris. Após a morte repentina de sua mãe, Clara tem que assumir a responsabilidade por sua irmã mais nova, Lily, cuja extrema sensibilidade a torna vulnerável.

The Girl on the Train is a 2009 French drama film directed by André Téchiné. Jeanne is a young woman, striking but otherwise without qualities. Her mother tries to get her a job in the office of a lawyer, Bleistein, her lover years ago. Jeanne fails the interview but falls into a relationship with Franck, a wrestler whose dreams and claims of being in a legitimate business partnership Jeanne is only too happy to believe. When Franck is arrested, he turns on Jeanne for her naivety; she's stung and seeks attention by making up a story of an attack on a train. Is there any way out for her?