Suriya plays the title role Nandha Gopalan Kumaran , who has completed M.Tech,Ph.D doing organic farming for his living and do social work without any returns , leaving the corporate job, living a happy life with his parents and wife Sai Pallavi. At one point of time , opposition party's Bala Singh induces the idea of joining him in politics and circumstances led him to join the party too. Rakul Preet Singh plays the corporate PR of the opposition leader, with whom Suriya gets in touch with and climb to fame in people's mind. Seeing him rise to fame, both the leaders (Opposition and CM) decide to kill him. Whether Suriya escapes from this trap is what the rest of the story deals with.
—Santhosh