Sathya, an amateur police officer from Chennai is assigned to investigate strange supernatural incidents reported from a small village, Ayanpuram which had witnessed cruel governance during the British rule. On his arrival and over the course of the investigation, he falls for Viji, the beautiful daughter of the village headman. When Veera, a relative of Viji also seeks her hand, Sathya and Veera enter a challenge to stay inside the haunted 'Jackson' Bungalow for a week with the loser to give up his claim. The harrowing events they experience in the bungalow forms the rest of the story.