While Yoshiki and Hikaru accompany their classmates to a creepy mountain trail, a mysterious man arrives at Kubitachi Village and begins investigating.
At a summer festival with Hikaru, Yoshiki's presence coincides with village elders worrying about the recent death, leaving Tanaka puzzled with new questions.
During a class discussion about assigned reading, Yoshiki and his peers share thoughts. Later, Asako notices something crucial at a sleepover that threatens her safety.
Yoshiki and Hikaru investigate Nonuki-sama and its link to Kubitachi's history. While at the library, they get an important lead from a surprising source.