A young engineer who is returned home from Europe becomes responsible of taking care of his father's company. But a villain friend of him manages to drag him to gambling and drugs making him to lose his money and his family. Years later the young engineer in an accident helps a rich man and due to that manages to marry his girl and gets back his life and his family once again.

With Rezvan's death his nephew Betty comes to Iran from abroad to sell the lands she has inherited from him. Fahim wants the lands for himself but Bahram is preventing him. This put them to confront each other while Betty too falls in love with Bahram.