Call Girl (1974)

Amar returns from abroad and is asked by his multi-millionaire dad, Sonachand, to assist with their family business, Amar agrees to do so, on the condition that he spends the rest of the evening and night doing what he likes - painting. He meets with a beautiful young woman by the name of Maya, and falls in love with her. When he attempts to introduce her to his parents, his mother accepts her, but her dad recognizes her as Kamini - a high-priced prostitute that he had had an intimate relationship with years ago.