A young man is hired by an industrialist, while a secret hangs over his birth. His boss's wife turns out to be his mother, who hides the truth from him.
The film portrays the relationship between a female Moroccan student, who has been forced to leave her studies at the Sorbonne for financial reasons and works as a dancer in a Paris nightclub, and a French naval officer. However, on returning to Casablanca she is tricked into believing that he had the led attack on her village that wiped out her family. She begins to plot her revenge.
"L'Occident" presents a story of the reaction of East and West in contact. It is based on a novel of Henry Kistemaeckers, produced for the screen by M. Henri Fescourt. The story is of the love of Hassina, daughter of a Moroccan chief, and Lieutenant Cadière, who lands from his ship to get information for the fleet about the position of an army of rebel tribesmen.
The daughter of an Arab sheik falls in love with a French naval officer, thus breaking the strict rule of social law of her people, as well as her religion.