The single girls' dormitory quietly stands as if left behind by the passage of time. The dormitory run by a private company now has only two tenants. Shinohara Yasuko and Morita Kumi. For the two of them, living alone, the royal palace was a secret relationship where they were devoted to their lust. Today, the two of them both take on the role of "cat" and "tachi" and enjoy the pleasure, but at the time they had never imagined that a third tenant would appear to shake up their relationship...
