Major Sundarrajan is a smuggler; Rajini is a mechanic. Incidentally Major Sundarrajan is the father of Rajini, which he gets to know only in the climax. Meanwhile, they have lots of conflicts and fights, which is the so-called story of the movie. Also there Seema, who is the heroine. And Surulirajan is the comedian.
The music composed by Ilaiyaraaja, while lyrics written by Kannadasan, Muthulingam and Gangai Amaran.