Aasai film starring Ajith Kumar and Suvalakshmi. The story goes around Suvalakshmi, who is one of the two daughters of an orthodox family. The film starts off when Yamuna (Suvalakshmi) comes to Madras for her studies. Major Madhavan (Prakashraj) is the husband of Yamuna's elder sister, and it was love at first sight for him. Meanwhile, Yamuna falls in love with Jeeva (Ajithkumar), a handsome young man who too loves her. Then there is a scene which shows Madhavan telling his love that he has on Yamuna to his wife.
This makes her so upset that she decides to go and live with her father and Yamuna. Audience then witness the cruel face of Madhavan. He murders her, and lies to everyone that she died from heart attack. Couple of months later Yamuna's father decides to get Yamuna married to Jeeva.
Since Madhavan wants Yamuna to be his, he decides to stop the marriage between Jeeva and Yamuna, by making everyone believe that he is a murderer, a drunkyard, and a drug smuggler. Jeeva tries to tell everyone that Madhavan is a bad man, but nobody believes him until the climax where Suvalakshmi finds out all the truth. And the film ends when Madhavan is caught by his father-in-law in a bedroom and dies from an explosion.