The baker has gone missing under mysterious circumstances, leaving everyone a little on edge. Saya has bigger problems to deal with, though--namely a shape-shifting Elder Bairn with a cryptic message for the young shrine maiden.

When gym class is canceled due to bad weather, the students take turns telling ghost stories. To Saya's surprise, the story her teacher tells may hold a secret to her past and the mysterious covenant between humans and Elder Bairns.