Balu(Vishal), on a visit to his friend's house in Chidambaram, falls for the friend's sister Hema(Meera Jasmine). The entire town is under the grip of the local dada Kaasi(Lal). When Balu runs into Kaasi, he gives him a good thrashing before returning to his hometown Madurai. So Kaasi goes after him for revenge but learns that killing him is easier said than done.