Nisha (Mumtaz) and Vishal (Jeetendra), both orphans, fall in love and get married. However, on the way to their honeymoon they end up in an accident. Vishal needs serious surgical attention. Nisha tries to raise money. Her lecherous boss has his eye on her and pays Vishal's surgical bills in order to get close to her. He rapes her on the night of Vishal's surgery. Nisha, distraught, attempts suicide but is saved by Roma (Helen), a sympathetic wealthy woman. When Nisha finds out that she is pregnant, Roma sends her to Delhi where the child is adopted by Roma's kindly old aunt. Nisha returns to Vishal and they resume their lives. But fate eventually brings them back to Delhi and Nisha's secret is not safe anymore.