The story revolves around Vanitha who helps her friend suffering from a mental disability.

Three fishermen, Rana, Pappu and Konthi, face a dilemma due to their grown-up children. Wealthy Rana's son falls in love with Pappu's daughter, which leads to a rivalry between him and Konthi's son.

Raghu kills Barghavan as revenge for his brother's death. Kochubaby, who comes to know that he is the son of Barghavan, takes up the blame for his father's mistake.