A young man must stop the Lord of Darkness from both destroying daylight and marrying the woman he loves.
A mermaid princess makes a Faustian bargain with an unscrupulous sea-witch in order to meet a human prince on land.
After understanding that Late Pappan (Rahman) needs to live a few more days, Lord of Death (Thilakan) sends him in different dead bodies including Inspector Devdas', where Lord asked him to tell Devdas' girlfriend that he is dead.