Mahendran (Vijayakanth), a bank officer who is transferred to the branch of Village Nilakottai to sort out the perplexing situation of bank fraud carried on by a big shot named Ramki (Marthandan). Over there, he happens to find out that Ramki has borrowed a loan of worth Rs.250 million in the name of villagers. Kumar (Sriman) and Muthu (Ilavarasu) approach Ramki to return the money that he had illegally borrowed. When refused, he assures of arresting Ramki, and the very next day, Mahendran and his colleagues are pushed down in shock, for the entire bank is burnt down, and they are then dismissed. Now, Mahendran, together with his mates, tries to prove their innocence and reveal Ramki's true colors.