A horror story unfolds when a new artist Haruka is troubled by footsteps coming from her home late at night and discusses this with a psychic researcher Odashima, whom she met on a TV variety show. Although it is not well known until now, "The Grudge" was created with reference to real events. In this series, many abominable events that occurred in the "cursed house" at the source are revealed for the first time. Then, with the "chain curse" spreading from there. Can this group of people escape the curse of the haunted house? What terrible things have happened in this cursed house before?