Osthi Velan is a police inspector in Kattukuppam in Thirunelveli district. Then comes Boxer Daniel (Sonu Sood), a corrupt man with a sole motive to win the bi-election. He uses his power and influence and goes hammer and tongs to win the polls. Osthi Velan becomes his nemesis. He plays spoilsport on all the plans of Daniel. Meanwhile, Osthi Velan has a half brother Balan (Jithan Ramesh) and there is love and hate relationship between them. His mother (Revathy) tries to ensure that both meet eye-to-eye while father (Nasser) takes the side of Balan.
—Johnny