Borzoo is gambling and his wife is not happy with that. Finally he decides not to gamble anymore and takes an oath on himself not to do. But his friend Ali is in desperate need for money for his sister's marriage. Borzoo breaks his oath to gamble once more and brings money for his friend. But this time terrible consequences are waiting for him and other gamblers.

Seyed Morteza, a pigeon fancier, lives in Kashan with his blind mother. He captures a ring-necked dove that all the local dove fanciers are after. His mother considers the dove a bad omen and asks Seyed Morteza to let it go. Meanwhile, Seyed Morteza’s uncle, Seyed Mostafa, sends him to Shiraz to propose to his fiancée, Tooba. Morteza and Tooba fall in love and get married. Morteza brings Tooba back to Kashan but tells nothing about it to his mother or his uncle. His mother discovers their relationship and, believing Morteza has betrayed them, curses him. Mostafa arrives and overhears her words...