In the provided text, Maryam (Simin Ghaffari) and her friends (Jamshid Mehrdad, Ali Zahedi, and Hasan Rezayani) become street musicians. Maryam is trying to raise money to cover her sick father’s medical expenses. A wealthy young man named Farhad (Peyman) is trying to marry a dancer named Setareh (Fahimeh Sepehr). However, Farhad’s father (Mahmud Tehranian) opposes their marriage and devises a plan to separate Farhad from Setareh by involving Maryam and her friends to obstruct Farhad’s path and keep him away from Setareh.