Petromax

Meera (Tamannaah) and her foster family of three, live in a bungalow and start to doubt that it's haunted. Meanwhile, prospective buyers, who visit the property claim there are ghosts in it.

Four strangers strike a deal with the owner Shankar (Prem) to stay there for four nights to unravel the mystery. A series of confusions terrifies both the humans and ghosts alike.