Padaharella Vayasu is the story about a teen age girl Malli (Sridevi) who is the only educated girl in her village.All the people of the village are very jealous of her intelligence and beauty.She is expecting a charming prince to come and marry her away.But her mother Ganga (Nirmala) is trying to marry her with Kunti (Chandra Mohan) who is handicapped and ugly fellow, with no support in life.At this moment, a vetenary doctor comes to the village and Malli falls in love with him.The doctor is trying to use her and Malli is in a false impression that he will marry her.When Malli's mother comes to know about it she dies with a herat attack.All the people of the village are trying to accuse her by tonting her.At this moment Kunti stands as a support for her life.Will Malli ever understand Kunti's love? Till what limits Kunti will go to achieve Malli's love, forms the rest of the story.