The movie shows a true to life story related to a common run Indian family, where the esteem of a family is held in high regard. The story is an exemplary portrayal of the liabilities of a responsible father, obligations of a dutiful son, role of a virtuous wife and harmony in the family unified by psychological bonds.

Vaanchinathan, a straightforward policeman, is not allergic to exploiting the loopholes in the law to eliminate the criminals who have thus far not been punished by the judiciary.

ellaichaamy (Vijayakanth) thinks the world of his three brothers, even giving up marriage when he learns that the woman he loves plans to send them to a hostel after the wedding. The brothers live with their grandmother (S. N. Lakshmi). He works hard to raise them and they too reciprocate his love and affection. The eldest of the three, Muthu (Vijayakanth again), is a cook in a small hotel, When Vellachamy learns that Muthu is in love with his childhood playmate (Meena) he goes to the city to his friend (Rajiv) with the marriage proposal. Only to be insulted! Circumstances bring Muthu to the city, to the girl's palatial bungalow where he works as a cook. The girl is arrogant and rude till she realises that Muthu is her childhood pal. And now it is she who does all the wooing and persuades her father to get her married to Muthu.

Friends Surya and Chandran go in search of a job for their living. Surya becomes the bodyguard of a girl whose life is threatened by a criminal, who is none other than Chandran.

Raja learns that the girl he loves is in love with another man. When he comes to know about the long-standing dispute between both their families, he goes to their village to unite them.

Jagathi a wedding broker helps two poor men, Dileep and Mukesh marry into a rich family through lies, but ends up blackmailing them for a large brokerage fee in return.

The movie is about two friends who go to the same college: Vijay (Kunchacko Boban) and Ajith (Dileep). They start out as enemies but end up friends.

Balabhaskaran (Jayaram) suffers from sleepwalking. He walks long distances in the night and many mishaps happen during this. He is cheated by his friend Johnie (Madhupal) who wants to extort some money from Balabaskar by blackmailing him. Balabasker's father marries him off to Chandrika in the hope that this will help him to get over his sleepwalking.