When Karuppu wins in a cockfight against Pettaikaran 's rival Rathnasamy , Pettaikaran , who is initially happy , becomes jealous of Karuppu 's newfound popularity and plots his downfall .
The film 's story revolves around Karuppu who is the understudy of an experienced cockfighter , Pettaikaran .
When understudy wins in a cockfight against Pettaikaran 's rival Rathnasamy , Pettaikaran , who is initially happy , becomes jealous of understudy 's newfound popularity and plots Karuppu 's downfall .
The film 's story revolves around Karuppu who is the understudy of an experienced cockfighter , Pettaikaran .