Chinnappadass who is a post-graduate in law and a law college professor gets suspended from teaching job when he thrashes rowdies who happens to be the children of corrupt ministers who tried to molest his sister. Due to compulsion, Chinnappadass had to join the smuggling gang of Ravi Prakash. When Dileep tries to rape Radha, she commits suicide. Chinnappadass then pretends to be amnesiac to find the truth. However he is shocked to find that Radha's look alike twin sister who is Dr. Kavitha. In the end, Chinnappadass with the help of Inspector Balaraman catches all baddies and finally marries Dr. Kavitha.