The head of a large family dreams of living his clan and becoming richer every year. Everyone, except for his brother-in-law and his brother Davron, obeys strict order in the house. The niece of the owner, Zarnigor, sympathizes with the rebels in many ways and soon declares to the owner her love for Davron, who wants to live with her as a separate family. At this time, a widower visits a large family and expresses a desire to marry young Zarnigor. The owner, feeling sorry for his niece, refuses, but the matchmakers force him to consent to the marriage, threatening to disclose the family secret.
An epic legend about the exploits of the legendary hero Rustam - a brave warrior who is always ready to come to the aid of those who need her. The story is based on Ferdowsi's poem "Shah-Nam". The first part of the "Exploits of Rustam" dilogy, which is continued by the film "Rustam and Suhrab" (1972).