Ayumi, 34 years old, has been working as an information call center operator for the past 10 years. In this day when anyone can find whatever they want on the internet, inquiries have dropped markedly. The phone doesn’t ring much anymore. Ayumi is plagued by feelings of emptiness and loneliness. She responds to only one or two calls a day, routine inquiries from older people who use the telephone as their source for information. One day, Ayumi is summoned along with several of her coworkers by her boss that she would be laid off. She then returns to her parents’ house where her father, whom she hadn’t had any contact in years, is waiting.

According to an urban legend, a girl named Hikiko Mori was taunted and bullied relentlessly by her classmates, eventually resulting in her accidental death. Holding a grudge against all bullies, her spirit now haunts her former school, slowly gathering the strength to exact vengeance on the living. A group of frightened school girls decide to investigate the rumors further and what they find convinces them that they have to stop the spirit of Hikiko-san before it’s too late