In a bus travelling to Mashhad few people and a prisoner are together. But when the prisoner manage to escape and hold them hostages they all trapped in the middle of a desert and must try to save their life.

Amir and Reza Sooti in their youth promise to meet each other 20 years later on a special day and by putting an advertisement in the newspapers. On that special day Reza comes but Amir is late but they meet later while don't know each other and this lead to more adventures.

Ahmad is a driver whose mental tensions every time cause him to be hospitalized. He escapes and hides in the house of a nurse Zhaleh but police captures him. Ahmad escapes once again and takes a bus full of students as hostages. But the police are to the rescue.

A woman commits suicide after her fiance has deserted her. Youth rescues her, and with his affections, she forgets her fiance. However, when he intends to marry the young woman, her unfaithful fiance returns.

Mohsen plans to marry Atefeh and then travels to Shiraz to inform his parents about his engagement. Atefeh lives with her uncle. One day, Zhâleh, a cabaret singer, falls ill, and Atefeh’s uncle suggests that his niece perform at the cabaret in Zhâleh’s place. Reza, Mohsen’s friend, sees Atefeh at the cabaret, becomes suspicious of her, and asks her to stay out of Mohsen’s way.