Paraman and Azhagu often get into fights and are thrown into the lock-up frequently. Kanugu and Somu always bail them out. Somu, an aspiring politician is heart-broken when his party doesn't elect him for the post of district chief. Azhagu, Paraman and Kaasi kill Somu's opponent and he later becomes the district chief. However, the murder investigation leads to Azhagu and Paraman and they surrender. Somu leaves them helpless and they go to the prison. The story spirals into a mayhem led by blood-thirsty vengeance.