Heidar is a kind religious man. He meets a girl named Maryam and finds out that she's forced to work for a whore. Heidar frees her and asks her to travel to his city anytime she needs his help.
Shahbal, a member of the Black Mountain tribe, gets into a fight with several people and rides a horse towards Musa Khan's tribe with a wounded body. Musa Khan's sons and some of his men want to kill him, but Musa Khan prevents him and entrusts his daughter Ghazal to heal his wounds.
Morteza, a truck driver, is a family-oriented man but has a quick temper. His behavior has upset his daughter and son. When Morteza ends up in prison for involuntary manslaughter due to an accident, his daughter, realizing that her fiancé, who is also her cousin, does not earn enough to support their lives, starts working as a secretary for a wealthy man ...
Hojjat and Mehdi have a long friendship and Qasim is a mutual friend of both of them. Mehdi is engaged to Qasim's sister. After Hojjat decides to propose to Masoumeh, Qasim's neighbor, events happen that affect the friendship of the three of them.