Tigh-e aftab (1973)

Hojjat is a cop but his brother Mansour is a thief. Mansour is imprisoned but after his released promises not to do illegal again. He meets a woman Mahboobeh and wants to marry her. His brother disagrees with this marriage. Mansour once again begins doing illegals smuggling goods. Khalaf and his gang try to get him imprisoned again but Mahboobeh comes to the rescue and finally Khalaf and his gang are imprisoned.