The secrets of the world(1942)

Original title: خفايا الدنيا

An aristocratic girl volunteers with the Red Crescent, where she meets a young doctor. They fall in love and agree to marry, but cruelty of fate forces the girl to marry a rich sheikh. Life becomes difficult for her, so she agrees to commit suicide. But her mother pushes her back when she reveals to her the dangerous secret that the young doctor is not... Except for her brother.