Elementary school teacher Yui Shono investigates her student Toshio Saeki's weeklong absence and finds a web of horrors anchored to his household. Yoshihiko Hakamada, Yasuto Hida, Kai Kobayashi, Nozomi Sasaki, Reina Triendl, Sho Aoyagi, Misaki Saisho, Haori Takahashi, Miho Kanazawa, Yuina Kuroshima, Yasuhito Hida, Maki Ishikawa Added on Netflix 2020-12-23.