Murali (Kamal Haasan) is obssessed with wanting to join the police force. After constant rejections, he joins a gang of smugglers. His lover Uma (Ambica) leaves him when she finds out about his unethical involvement. The story takes many twists and turns and at the end a shocking truth is revealed as to why Murali joined the gang. The truth however, causes Uma to be kidnapped by the leader of the gang, Vicky.