Plot Summary:Mohan ( SUNIL DUTT ) is the only bachelor son of his widowed mother. Mohan works as a professor. He is against prostitution and consider prostitutes as a black spot to the society. But due to some circumstances a prostitute Champabai ( VAIJYANTIMALA ) comes to his life in the form of Rajni. Will Mohan and his ailing mother accept Champabai as Rajni or not is the story.
