Sanjana is a divorcee who moves to a hillside house as she cannot afford a house in the city. However, it''s not long before strange occurrences begin near and in her home. Sanjana is mentally tortured and physically raped by an invisible demon. Her dog is also possessed and attacks her and Vicky, her younger brother. Sanjana comes to learn that her the demon comes from an old well, where tribals used to push and kill criminals as punishment. due to lightening striking the well, one soul escapes and haunts Sanjana.