Eashwaran, a man from a small village, moves to his brother's house in Chennai with his ailing father. However, his life turns upside down when his brother incurs the wrath of a local thug.
Raja and Rajeshwari are killed by Ravindranath and his gang. Before dying, Rajeshwari vows that she will return for revenge and with the blessings of a goddess, she is reborn to keep her promise.
An entrepreneur challenges his reckless son, Satyam, to live independently for three months. Satyam's varied encounters end up changing him as a human being.
Thennavan, a successful bureaucrat, is appointed as the Chief Election Commissioner of the country by the Prime Minister himself. But his radical plan to fix the electoral system goes wrong.