Ajay (Sunil Dutt) the only son and heir of a rich traditional Thakur family loved Asha (Asha Parekh) the sister of Dr. Chibber. And Ajay�s mother also accepted her wholeheartedly. Ajay�s mother felt that not only would Asha take up the responsibilities of running the huge household but would also prove an heir to the vast fortunes of the family. Seven years after the marriage Asha was childless and Ajay�s mother dreams were about to be shattered. And to further add to the misery Asha was blinded in an accident with a firecracker totally darkening her world....