Confederate (1975)

Reza and Munir promise to be faithful to each other forever. Meanwhile, Akbar, who is Reza's close friend, returns from his trip. Akbar falls in love with Monir at first sight and asks Reza to propose to her. Reza, although she has arranged her marriage with Munir, asks her to marry Akbar. Munir, for Reza's sake, accepts the proposal.