Vedavalli, a successful entrepreneur, believes in the importance of education. But her opinion changes when Vidhya, an illiterate woman with immense native wisdom, becomes her daughter-in-law.

When an honest cop, Vijay Kumar's family is ruthlessly slaughtered by a politician and his aides, he decides to change his identity and commits his life to bring his daughter up in a serene atmosphere. But some freak events end up compromising his identity and what he does to save his daughter and avenge the death of his family unfurls as Theri.