The film starts with detective Gajraj Awasthy being honored by the Police department. In reply to a question regarding the most difficult case of his life, his memory takes him back by 5 years. He reminisces a case, which forms the story of the film. Dr. Aditya and Shruti Rawat come to stay in a house in hills. A mysterious force keeps disturbing the couple off and on once they move in. Gajraj is called in to investigate the mysterious happenings. His investigation leads him to Mary Mathews who is somehow linked to the disturbances that happens to Rawats.