A battle for power ensues as warring gangters thrive to gain possession of a "black box" that can make them richer than they already are, and an undercover cop intervenes with the help of his sharp intellect and an instinct to kill.
Accused of murdering her husband, IAS officer Chanchala, is taken to a haunted house called Bhaaghamathie Bungalow, where police and CBI officials interrogate her to dig up dirt on a politician she had worked under. As she's left alone in the haunted house, spirits take control of her and IAS Chanchala transforms into an unrecognisable person. How this impacts her and everyone around her forms the crux of the story.
A man returns to his country in order, ostensibly, to reform his girlfriend's violent family, but he seems to have a strange connection and a rather dark past.
