It's an off beat movie. A well written plot. No loopholes. Simple yet marvellous. Good acting. Kudos to BGM. Normal imageries are used for spine chilling effect. A must watch modern eerie film without any gory or disturbing scenes.
Though the librarian, cricketer, psychologist travel in different lanes, they interconnect everytime with very mild revelations. At last, when everything is explained, it gives a dramatic relief to viewers.