Twenty years ago, at the call of duty, the great hero of Iran, Rustam leaves his pregnant wife Tahmina, the daughter of the ruler of Samangan and forbade her to tell to their future son about him until the son himself becomes famous on his own military feat. The Shah of Samangan pays tribute to the ruler of Turan, Shah Afrasiab, at whose court Tahmina`s matured son Suhrab manages to gain fame as an invincible fighter.