Dream Girl (1977)

Sapna, who works under a number of aliases, is a modern day female Robin Hood, who steals from whoever she can, so that she can maintain a home for orphans. One day she meets with wealthy and eligible bachelor, Anupam Verma, and poses as a wealthy princess. He takes her to meet his grandparents, and even lets her live in his palatial bunglow. But soon Sapna's past catches up with her, when she is recognized as Champabai, a prostitute.