(Secret) Erotic Hot Springs Ascension Peeping Bath

Original title: （秘）好色温泉　昇天覗き風呂

Tokuzo, who runs the inn, invites a companion from Tokyo to revitalize the village, causing a commotion in the village. Meanwhile, Tokuzo's daughter Chiyo moves to Tokyo with her boyfriend, and Chiyo's sister Tamako follows her.