Main Tulsi Tere Aangan Ki is a 1978 Indian film directed by Raj Khosla and Sudesh Issar. Based on a Marathi novel titled Ashi Tujhi Preet by famous Marathi storywriter Chandrakant Kakodkar (of Do Raaste fame).
Main Tulsi Tere Aangan Ki is about a man (Vijay Anand) in love with his mistress Tulsi (Asha Parekh) but is forced to marry a strong woman, Sanjukta (Nutan). The mistress sacrifices her life, some time after giving birth to a son, Ajay, because she wants the wife to have the husband all to herself. They send Ajay to boarding school to prevent him from bearing the stigma of being raised as an illegitimate child. She and her husband have a son, Pratap. The husband dies in a horsing accident. The wife makes regular visits to the boarding school to see Ajay and, when he grows up, she brings him home. Ajay is now played by Vinod Khanna. The wife makes Ajay into a very important man and the son feels slighted.