Agni Natchathiram is a 1988 Tamil film directed by Mani Ratnam. The movie is about two half-brothers who come into conflict with each other in their claim for legitimacy as sons of a common father. Prabhu and Karthik play the lead roles. The movie's score and incredible soundtrack are composed by Ilaiyaraaja which were extremely well received.
Ashok (Karthik Muthuraman) attends a job interview in which the interviewer turns out to be his father, Vishwanath's (Vijayakumar), high school friend. The interviewer asks personal questions and it is revealed that Ashok is Vishwanath’s second wife’s, (Jayachitra), son. More personal questions anger Ashok and he beats the interviewer and storms out.
Gautam (Prabhu Ganesan) is a police academy trainee and during a routine boxing match, he goes overboard and beats up his opponent even after the referee has stopped the fight. The police commissioner reprimands Gautam and asks him not to take out his anger towards his father, Vishwanath, on someone else.....