Guru and Raja are twin brothers. Guru is set to marry a collector. On the day of the marriage, Raja is kidnapped and shown a photo where he is stabbing a girl. Raja realises it is Guru in the photo. What transpires later forms the crux of the story

Dharma, an auto driver, works for RR, an influential politician, and kidnaps young women. Investigating officer DCP Raj, who was earlier suspended due to political pressure, must bring him to justice.

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.

Vijaya Ragunadhan (Vijayakanth), a kind-hearted landlord and the village grams, lives with his younger brother Balu (Raja) and his mother (Janaki). He conflicts with his uncle (R. Sundarrajan), since he sent his cousin Jayaraman (Napoleon) to jail for killing a poor farmer. Vijaya Ragunadhan and his niece Kalyani (Kasthuri) are in love since their childhood. Vijaya Ragunadhan's uncle encourages Sitharaman, Vijaya Ragunadhan's brother-in-law, to stand for their village association's election. Sitharaman and Vijaya Ragunadhan clash during the election, Sitharaman decides to arrange the marriage between his daughter Kalyani and 'Bambaram' Pandu (Vivek). At the wedding, Vijaya Ragunadhan beats Sitharaman's henchmen and gets married with Kalyani. Balu and Kaveri, Kalyani's half-sister, fall in love with each other. Soon, Balu clashes with Vijaya Ragunadhan.

The village head is a man who sticks to honesty while making judgements. However, when he falls prey to a conspiracy, he bravely fights to ensure that justice prevails in his village.

Prabhakar and Bhavani are deeply in love with each other. However, lovers turn enemies when Prabhakar's father is falsely accused of killing Bhavani's father.

Assistant Commissioner of Police Subhash must overcome all odds and incorporate his strengths to safeguard the prime minister of India.

After Vanavarayan's son Sathyam and his friends rape Velan's fiancee Valli, he vows to murder them.