Geetanjali Pictures

A frightened second wife, a guilt-ridden widower, and a servant still devoted to her former mistress — all three tormented by the memory of a dead woman whose spirit appears to roam the corridors of the mansion they all reside in.

Colonel Sahab is a doctor in a psychiatry ward and Nurse Radha (Waheeda Rahman) is heart-broken after a civilian patient, Dev Kumar (Dharmendra), whom she cared for, pouring out her love and affection, leaves the hospital, as she had been unable to keep her heart separate from her professional work and had fallen in love with her patient. Next Arun Choudury (Rajesh Khanna), a writer and poet enters as a patient, suffering acute mania after being rejected by his lover, Sulekha. After refusing to take his care, Radha relents and starts nursing him. In between while caring for Arun she reminisces her past and tells a story of how she took care of injured brave army soldiers when she was posted in Laddakh during the Sino-Indian war of 1962.

Calcutta-based Naval Officer Shankar Choudhry lives a wealthy lifestyle with his doctor dad, and mom. One day while returning home in a cab home from a Club, he comes an injured man, Shekhar, takes him home, has his dad nurse look after him, as well as goes to his home to notify his sister, Neela. Both Neela and he fall in love with each other. When Shekhar recovers, he returns home, and it is then that Shankar notices a change in Neela. When he questions her, she refuses to answer. Then Shekhar is shot and killed in his apartment. A Police Dectective Officer assigned to this homicide - has a lighter with the word 'S' engraved on it. This leads him to suspect three persons: One is a gangster named Shyam Sunder, second a delinquent runaway child, Sushil Kumar alias Daaku, who lives with his maternal uncle and aunt; and the third is none other than Shankar Choudhry himself.

Four young men re-locate from a village in India, to a big city. While attempting to access accomodation, they are repeatedly told that rooms will only be rented to married couples, not to bachelors. Frustrated at this, two of them disguise themselves as women, and pose as wives for the other two males. They are able to secure accomodation with the Mishra family. Complications arise when the two "women" fall in love with Mishra's two lovely daughters - with results that can only be described as hilarious.