In Tehran, a young man struggles between keeping his integrity and joining a band of criminals to prosper for the woman he loves.

Prince Arsalan who is in love with Farrokh-Lagha travels to the west to find her. He meets the two ministers of Petros Shah. With the aids of Shams Vazir and enmity of Qamar Vazir cause him to has many adventures which finally lead to the marriage of him with Farrokh-Lagha.