Krishnan, who has been living away from his family and friends in Mumbai, gets a call from his friend Ganga in Kerala, out of the blue. He senses danger, and leaves for Kammattipadam, where both of them grew up.
An urban couple Ranjan Mathew and Priya have just moved to Kochi when powers of the supernatural start to take over their lives. How they tide over the forces forms the story.