Aisa Pyaar Kahan

Sagar (Jeetendra) and Pooja (Padmini Kolhapure) are brother & sister who are and very affectionate to each other. Suraj (Mithun Chakraborty) saves Pooja from an accident. They fall in love. Sagar works in a factory. The factory gets shut down for some reason.

He starts his own business and becomes very successful. He plans to marry his sister to a rich man Deepak Khanna (Vinod Khanna). After knowing that she loves Suraj, he insults him. However, later he requests pardon and marries them. Sagar also marries Saritha (Jayapradha).

Kalpana (Bindu) elder sister of Suraj , living with them creates differences between them, resulting their separation. Pooja gives birth to a boy. Saritha dies after giving birth to a girl. Sagar writes his entire property in the name of Pooja and goes on tour. However, he returns after finding out that his real peace of mind is with his sister.

He loses sight on Rakhi day while saving the son of Pooja from a fire accident. Finally, both the siblings unite and die together.