Leila and Reza meet in a kind of celebration and fall for each other. Having discovered their love, they get married soon only to find out the infertility of Leila. That's when Reza's authoritative mother starts wheedling Leila to persuade Reza into second marriage for the sake of having a grandchild. Leila accepts at first but is unaware of her own strain threshold.—Hossein sr