Yahya is a teenage boy who has lost his parents in an accident. Now he is living in his uncle’s house, which is located in suburb around southern Tehran. He is also working in a factory. Yahya seeks his social status and he has his supervisor as a role model. Once some diamond lathe tools, which have been left there by the factory owner, are stolen from the factory. The real thief is the supervisor and Yahya is aware of this fact; however, an Afghan worker is accused of robbery and he is put into jail.