Karakuri Zoushi Ayatsuri Sakon EP1 - Vengeful Demon of the Abandoned School, Part I

Funasaki Hazuki invites Sakon to a meeting of six members of her old primary school puppetry club in the now-abandoned building. Mysterious events occur and one of the group is killed. The bridge connecting the school to the village is destroyed and they are stranded with the investigating policeman.