Two young adults, Mitsuru and his girlfriend Maki, kidnap a little girl and hold her for ransom to pay off a drug-related a debt. As they hide out at an abandoned school, they attempt to call the girl's parents only to find out from her parents she has been dead for a year. Mitsuru's friends also arrive, with ulterior motives of their own. Soon, members of the group are brutally killed by an unseen force. Is the mysterious little girl responsible, or is something far more sinister at work?