Karna, Rocky, and Kalai, who were in the juvenile prison got released and wanted to lead a normal life. Kaveri Nagar is a place where youngsters are made into criminals, and a corrupted cop, Perumal, involves them in fake cases. Rocky locked horns with some gangsters, and that brought problems to his friends. Were they sent to jail? How did they overcome? The rest of the film deals with that.
