Keiichi asks Rika for help, but when she and Satoko disappear, he starts fearing for the worse.

Keiichi goes over to the Houjou residence to ascertain Teppei's existence and finds Satoko in need of clinical help. At the Furude Shrine, Keiichi discovers Rika's disemboweled body, and Satoko believes that Keiichi is the culprit and flees. After fruitlessly trying to convince her that he is not the murderer, disaster strikes the town of Hinamizawa.