Madhavi (Asha Parekh) is orphan living with her maternal uncle, who arranges her marriage with someone, so she runs away to her lover Kailash (Prem Chopra). She meets her childhood friend Punam, who is a widow now and going to her in-laws at Initial with her son. Punam dies in an accident. Madhvi takes Pooja's baby and goes to her in-laws, where everyone assumes her to be Pooja and welcomes her. The rest of the story is how they know the fact. Enjoy watching Kati Patang with YuppFlix on multiple internet enabled devices.