Kumar (Shashi Kapoor) is a businessman who is married to Suman (Asha Parekh). Suman dies after giving birth to their daughter Pinky. Suman makes Kumar promise that he will never marry again and get a step mother for Pinky. Kumar agrees to this and decides to raise Pinky on his own. As Pinky grows up (played by Mandakini),the bond between the father and the daughter becomes very strong. Gul (Kulbushan Kharbanda) is a family friend of Kumars. He is a bachelor and cares of lot for Kumar and Pinky. Sharmila Tagore plays Trishna in a small role. She works in the hotel business, and has never married, clearly due to her love for Kumar. Ajay (Raveena Kapoor) is a child hood friend of Pinkys and his mother (Anjana Mumtaz) is also a family friend of Kumar and Gul. They are settled abroad. Ajay is madly in love with Priya and wants to marry her. His friend Girja Shankar (Gurbachan) and his wife Anju Mahendru (Kiran) pester him to go to India and marry Priya at the earliest. Ajay and his mother visit India, and soon Priya too falls in love with Ajay. Althought Kumar is initially hesitant to let Priya go away,he accepts Ajay as his son-in-law after Ajay and his mother promise that they will live in the same city. From the very beginning of the marriage,Ajay and his mother get upset about the unusually strong bond between Priya and Kumar.Priya goes to her fathers house at the slightest pretext,at the cost of neglecting her duties as a wife and daughter-in-law. Soon Ajay asks Priya to choose between him and Kumar,despite her being pregnant. Priya leaves to move back to Kumars place.This creates a rift between the father and daughter. Priya vows not to speak to her father until he calls her back. Priya,Ajay,and his mother shift abroad.Priya silently suffers due to the physical and emotional distance between her and her father.Kumar too maintains the distance to keep his daugthters marriage alive.As Priya socializes with Gurbachan and his wife Kiran,she realizes how Kiran is effectively managing her relationship with her father (Meher Mittal) and her husband.Ajay realizes that Priya has understood the importance of her marriage and calls up Kumar to informs him about this.However, Kumar has a heart attack. Priya,Ajay and his mother rush to India. As Kumar recovers, Priyas pregnancy lands into complications. The doctor states that they can save either Priya or the child. While Kumar and Ajay are in favour of saving Priya, Ajays mother refuses to accepts this citing some religious/sentimental/superstitious reasons. After a lot of debate,Priya and the baby both survive,helped by the timely blood donation by Trisna. Kumar decides to marry Trishna,and the families live happily ever after.