The sinister Hassan starts plotting against the recently crowned Caliph, his twin brother Kasim. The evil twin engages the help of Faud who sends his man to the palace to kidnap the Caliph and murder him. These henchmen enter the palace and wound Kasim who manages to escape. A beggar named Omar finds him and cares for him until his health is restored. By the time the wounded Kasim recovers his brother has taken over the throne and plans to marry Princess Azala the daughter of the Emir of Telif who does not know that the current Caliph is an impostor. Kasim decides to fight for the throne and the princess after he finds a suit of chainmail displaying a hawk on the front.