Naan Mahaan Alla

Viswanath Rajnikanth a famous lawyer stays with his widowed mother Vijayakumari and physically handicapped sister Uma He sends Jegan a rich magnates son Sathyaraj and Lokaiya two criminals to jail on the charge of rape and murder of an innocent girl Jagans father GMK M N Nambiar uses his influence and starts creating trouble in Viswanaths life GMK succeeds in getting Viswanath imprisoned on a trumped up charge His heartbroken mother dies Once out of jail Viswanath sets out to punish the culprits when he temporarily loses his eyesight