Balaji (Muthukumar) and Karthik (Nani) fend for themselves after they lose their mother and are abandoned by their selfish father. The brothers are brought up by Sekar (Pasupathy), a painter. Balaji turns apprentice to Sekar and puts his younger brother Karthik through school and college. Sekhar’s daughter Revathi (Nithya Menon) and Karthik share a close friendship that blossoms into romance as the years go by.Vishnu, son of a mechanic shop owner, is Karthik’ best friend since his childhood, but his wayward wats are always getting them into trouble . Ina bid to make quick money and win over the girl of his dream, Vishnu strikes a deal “ that can’t go wrong” with a money minded pimp and his boss, the ruthless Ammaji (Sheimour). What follows is an avalanche of trouble and tragedy. And as always, Karthik must turn to his big brother to set the score right.