An elder patriarch, Ratan Malhotra, and his wife have a happy household that consists of his younger brother Ramesh (Dharmendra) and Gauri (Saira Banu). Ramesh marries Kala (Indrani), daughter of a rich, well placed judge. Gauri’s marriage is fixed with Raja (Manoj Kumar), the son of a greedy businessman, Daulatram (Om Prakash). However, due to a plane accident in which lost his memory, Ramesh is unable to reach the wedding in time, with the dowry money making Daulatram walk off immediately after the end of the marriage rituals, with his son in tow.
Raja and Gauri meet in Bombay, where Gauri realizes that Raja is her husband and wants to make it big on his own. Ratan and Shanti end up in Bombay in search of Gauri and face an embittered Kala, who blames them for Ramesh’s amnesiac state, insults them and throws them out of the house.