巴黎风尘女郎玛格丽特约见华维尔男爵却与青年亚芒认识。后俩人在书店相遇，玛得知亚芒每天送花探病，深受感动邀其参加生日宴会。亚芒见她强颜欢笑更加怜惜，遂对她示爱。当晚男爵回来亚芒吃了闭门羹，懊悔之余斥责她无情，请求父亲资助他出国旅行。玛赶去见他并互吐心意，玛同意和男爵分手随他到乡下调养身体。亚芒父亲劝玛放弃亚芒，玛因真心爱亚芒，为其着想，骗亚芒与其分手。几个月后亚芒与男爵及玛在赌场相遇，不料亚满大...

　　A crotchety lawyer (Cyril Maude) defends his daughter's boyfriend, accused of stealing a diamond....