Ayya in this movie Ayyadurai (Sarath Kumar) has been the local MLA ever since he killed the sitting MLA, who was robbing his constituents off their food. Maadasamy (Napoleon), who belongs to a different caste, has been his right-hand man since those times. Muthupandi's daughter Selvi (Nayanthara) loves Chelladurai(Sarath Kumar), Ayyadurai's son but he does not reciprocate her feelings.
Karuppusamy (Prakash Raj), son of the MLA who was killed, holds hatred for Ayyadurai. He plans to become the MLA by either killing Ayya or driving a wedge into his friendship with...