The strange deaths continue as Dr. Ozaki struggles to find the cause of a mysterious anemia afflicting residents, while his friend Mikiyasu's wife, Nao, succumbs to the illness. Natsuno finds himself entangled in growing tension with classmate Masao and eerie encounters with the enigmatic Kirishiki family. Meanwhile, Seishin meets the unsettling Sunako Kirishiki, whose fascination with death and Seishin's past hints at deeper horrors to come.

Natsuno wakes from a nightmare of Megumi attacking Tooru, only to later discover Tooru has died, confirming his fears. Seishin investigates the deaths and finds that many victims quit their jobs shortly before dying, suggesting a disturbing pattern.