Pahlavan Sadegh, on his deathbed, calls Agha Morteza to his bedside and asks him to take care of his daughter Shirin. Agha Morteza, who is busy with business and taking care of his wife and daughter Maryam, asks his hand Nemat to monitor Shirin's movements for a few days. Shirin, who noticed their sensitivity, pretends to be a hospital nurse. Some time later Pahlavan Sadiq dies, and Morteza sees Shirin dancing and singing in a cabaret..