An hopeless orphan , impersonates his dead co-passenger for his educational purpose and gets into trouble.

In order to help their boss from a financial crisis, Arjun and Archana manage to find a baby for a crucial ad campaign. However, they are shocked when they learn that the baby is an abductee.

Kiran (Kreshna) is a TV telemarketer who gets into trouble after one of his products has an opposite effect than what was intended, on the son of a local thug who acted the commercial for him. That is also the moment when he discovers that his ‘real’ father left him a bungalow on an estate in a small town. He cons the son of the don, escapes with the money along with his girlfriend Smitha (Rupa Manjari), renovates the rundown mansion into a hotel with the help of a local caretaker Sharath (Karunakaran), who was under the care of Kiran’s father before and his bombshell sister Saranya (Oviya). Customers begin to come as soon the hotel was opened. A husband and wife, newly married couple with relativesand a body builder dies in the premise after staying one night. They burry the dead bodies on the backyard. All their guests die except the school kids and teacher who were sent by the locak police.Baffled, Kiran tries to uncover the mystery behind the deaths, only to find the dead people were previous owner of the bungalow,which leads him to believe that the house is haunted.

Sivappu means red in Tamil and signifies love, anger, poverty or death. The story showcases the life of construction labourers in the southern part of Tamil Nadu.