Rohan Shankar, an Indo-American architect in Kerala, experiences supernatural hauntings after taking a keepsake from his deceased ex-girlfriend Kanis room. With help from Madhu Potti, a descendant of exorcists, he uncovers that the spirit is Manu Philip Sebastian, a stalker who died resentful, bound to Kanis belongings. They confront and exorcise the spirit by destroying its physical anchors, but Kanis ghost suggests the ordeal persists.