agni (saikumar) is an sincere, short-tempered police officer who could not tolerate injustice and uses brute force to punish criminals. his unconventional methods has been criticised by ministers. in a fit of rage, agni resigns from the posting, however, he rejoins after being coaxed by his elder brother (avinash). a new cbi officer (raymond de souza) from mumbai has been appointed to handle a case of a gangster named black tiger. the senior official explains that there used to be a dreaded criminal shobraj (shobraj), who killed all the police officials after his wife was molested and killed by his enemy, in the process, shobraj dies in an explosion.