Keiichi learns about the yearly murders from Shion, Miyo, and Jiro. At the festival, Shion drags Keiichi away from Rika's dance and the two run into Miyo and Jiro, who are breaking into the ritual tool shed. They decide to go inside to look at it with Miyo.

Rika receives a visit from Hanyuu and is told about an artefact, the holy sword Onigari-no-ryuuou.

Rika makes a decision; Rika and the club members visit a toy store in Okinomiya.

Hanyu reminisces about her past and her relationship with Rika in the Sea of Fragments. Satoko overhears Hanyu telling Rika about a sword hidden inside in the ritual storehouse that can kill someone living in loops.