

Few goons enter into train but Vinayagam bashes all the rowdies, Koppu is shocked to see Vinayagam whom she thought as a non-violent person. Koppu's father Nallasivam (Nassar) is a respected man in the village who hates violence, while his son (Pawan) is exact opposite who kills people but when he is killed, Nallasivam refuse to bury his body and decided to make his village with peace and harmony. While travelling in train to Koppu's village, Koppu narrates her family background to Vinayak. Vanangamudi tries to kill Vinayagam's brothers while Vinayagam kidnaps Vanangamudi's son (Amit Kumar Tiwari) after clashing, Vinayagam orders Vanangamudi to leave this village. He clashes with a goon called Vanangamudi (Pradeep Rawat) to take care of market in the village. Though initially reluctant later Vinayakam himself falls in love with her. So the brothers conspire to do the most logical thing, which is to find another woman named Koppuram Devi (fondly called Kopu), because, Vinayakam was not in love with that girl so much as her name, and when he meets another (completely random) girl with that name, he is sure to lose his heart to her, just because she bears that name. Now, in order to get the green light for their love stories, they learn through his brother's childhood friend Collector Subbu (Ramesh Kanna) that Vinayakam, in his school days, was in love with a girl named Kopperum Devi (fondly called Kopu) and his brothers hatch a plan to find her and reintroduce her to Vinayakam, so he can fall for her all over again. Though the four younger brothers say that they don't want to either fall in love or get married, when Vinayagam is not around, they all have their secret lovers. Vinaayagam hates the idea of marriage as he feels that his wife might create disharmony among brothers. Advocate Bail Perumaal (Santhanam), who bails them out whenever legal issues arise because of their brawls.

They are often caught in fights and they are proud of it. The elder brother loves the younger ones to the core, and sacrifices his happiness for their good.

Vinaayagam ( Ajith Kumar) is a brave person living in a village called Oddaanchatram, who lives with his four brothers Murughan ( Bala), Shanmugham (Vidharth), Kumaaran ( Suhail) and Shenthil (Munish).
