The story takes place in a supposed haunted house, owned by a rich NRI named Saravanan from Malaysia, who wants to sell it after the "death" of his parents. A bad guy, who runs a liquor shop along with a friend of Saravanan, scares away prospective buyers. Actually, the bungalow is possessed by four friendly spirits, led by Meera, who have an agenda of their own. Saravanan ropes in four men who are hard up for cash: Senthil, Thangam, Nandha, and King Kaali. He challenges the men to live in the "haunted house", and prove that it is "spirit free". The "ghostbusters" take up the challenge owing to their desperate condition. Subsequently, a plot twist happens that unites them against a common enemy.

The story shifts to the past where Saravanan is the former son of Vijay Karupatti and Kamala. Saravanan went to Malaysia for some work. Meera is adopted by Kamala. However, Saravanan wanted to sell the house but the family refused to accept his idea. In retaliation, Saravanan kills them by poisoning them but Meera is alive so he killed her by smashing her face and burns their bodies. It is also revealed that Kamala who witnessed the incident escaped but meets with an accident.