Based on the famous story, “Sa’ay El Bareed La Yaduq Babek Maratein” (The Postman Doesn’t Knock Twice), an adventurer escapes from danger by hiding in a small motel along the road. The motel is owned by an old, miserly man who is married to a young beautiful woman. Soon the fugitive and the wife develop a passionate relationship and plot to kill her husband. However, the old man’s son returns to spend the weekend in the motel and the plan goes off the rails.
When a pretty girl suffers from a psychological crisis, her mother takes her to a psychiatrist. As the doctor discovers that the girl's condition is the result of her stepfather's attempts to rape her, she decides to take revenge on him and kill him for what he did to her.