Keiichi goes with Rena to retrieve the Colonel so she can take him home with her. Later, Keiichi and his friends have fun at the festival and watch Rika performing the ritual.

Inside the sacred shed Keiichi learns about the dark origins of the Hinamizawa village and the Festival. The day after he finds out that Miyo, Jiro, and the village mayor have gone missing.

Satoko finds out that some non-looping people retain a fragment of memory from the loops she lived through. One of those people is her uncle Teppei.