Balachandran Unnithan (Jayaram) is a singer who falls in love with Ambika, a singer from his own troupe. They both end up getting married. Balachandran's family has been longing for a male child to inherit the family's wealth, but his elder brothers were having only female children. Ambika gets pregnant. Balachandran realizes that his wife is carrying a daughter, and not a son. Later, he meets his old classmate and best friend, Padmarajan, whose wife Hema was also pregnant. She was bearing a male child. However, their babies were swapped by mistake by Balu's mother soon after delivery. Both Padmarajan and Balu must keep this as a secret to see their children. When Balu's cousins discover this, the babies get kidnapped by the antagonists.

Roy and Maya lead a happy life with their daughter, Anakha. When they go to their old bungalow for a vacation, Anakha gets possessed by the spirit of an unborn child the couple had aborted earlier.

Aadi and Tara fall in love but both hate the idea of marriage and plan to separate when their lives take them to different countries. However, as they grow closer, their emotions are not easily managed.