Chinnabbayi is drama based movie in which, Sundarayya (Venkatesh), the orphan, is the care taker of a very famous girl's college/hostel named Kasthurba College.
Srividhya is the owner/Principal. The college is famous for its good standards and the manners of the students, thanks to Venkatesh's efforts.
Ravali and Ramya Krishna are the new joinees. Ramya is an arrogant girl and she is insulted by Venkatesh on one occasion. She gets angry and waits for the opportunity to take the revenge. And she gets it when she spots an intoxicated Venkatesh.
She places him on the bed of a sleeping girl in the hostel. The girl commits suicide and the college fame goes down the drain. Venkatesh leaves the college. The rest of the story is all about how Venkatesh makes Ramya understand her mistake and how he handles the villain (Kota).