Dil Tera Aashiq (1993) on Netflix

Plot summary

Radha, the only sister of the wealthy Thakur Ranvir Singh Chaudhary, married a poor man, and her brother never forgave her. When Radha dies, the care of her children, Vijay, Bittu, and Gudiya, falls to him. Soniya, a young woman, must earn money for her sick mother's care. She masquerades as an elderly woman called Savitri Devi to become governess to Bittu and Gudiya, and she gives dance lessons for extra money. Vijay teaches at that school too, and love grows between him and Soniya. Thakur, who never married, is drawn to Savitri Devi, and his friend Naseeb Kumar aids his attempts to court her.