When a crane operator starts controlling illegal trades at the harbor, he winds up clashing with another gangster.

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.