Watch Rangula Ratnam Full Movie Free Online 123Movies. A united family of two brothers and a sister along with their parents move to a town. Elder brother (Suryam - Ram Mohan) finds easy way to get rich and marries the daughter of a rich politician and abandons his family. After their father expires, tragedy hits the family. The younger brother Vasu (Chandra Mohan) sticks with the family to take care of his mother (Anjali Devi) and sister (Vijaya Nirmala).