Hitozuma ana roshutsu: Himerareta yokkyû.

Natsue runs a restaurant with her husband. Every Thursday, her husband teaches at the university while Natsue distributes flyers for the restaurant. While distributing flyers, a suspicious woman appears before Natsue. Startled, Natsue heads down a mountain path. There, she finds a transparent house that is completely visible from the outside, and strangely, she feels a sense of excitement…