Newly-married Tanushree Dutta finds her marital bliss turning into a nightmare, when she finds her new house to be haunted by a little girl. There seems to be a strange inmate - a mysterious, weeping child who is forcing her to do strange things. Will her sister, Anushka (Udita Goswami) manage to save her? Or will she herself be cursed by the evil spirit? Watch Rokk, a true story based on hallucinations & illusions.