Nanum Oru Pen - Ranga Rao's family gets united

Nanum Oru Pen - Tamil Movie S.S.Rajendran (SSR) and AVM Rajan are brothers. They are rich and motherless. Their father S.V.Rangarao prefers fair daughters-in-law for their house. But fate strikes in the form of Vijayakumari (who is dark complexioned and an illiterate) who steps in as SSR's consort. Initially Vijayakumari is disapproved by her husband and father-in-law, but her kind nature makes them change their minds. After a chain of events Vijayakumari is forced to leave the house; thanks to the evil designs by M.R.Radha, SSR's uncle. Whether the couple gets reunited or not is the rest of the narration