A young man's relationship with his career, fiancee and brother is brought under stress by the birth of an unexpected sister.The film deals with the relationship between siblings Unnikrishnan and Meenakshi who have an almost 30 year age difference between them.
Nandhakumar, an honest police officer, lays a trap to capture Gopi Krishnan, a corrupt town planner. Though his attempts fail, Nandhakumar is not ready to give up.
Bhadra wants to take revenge against Natesan who had murdered her parents 15 years before.
