Due to the failure of Kuromorimine to win ten consecutive championships and her discord with Miho Nishizumi, Shiho Nishizumi has been drinking more. While drowning her sorrows at her regular bar, she gets picked up by a playboy, and they end up having adulterous sex on a whim. It felt so incredibly wonderful that she got completely hooked. She even allows him to record them having sex, following his orders, she invites her husband Tsuneo to go on a hot spring trip, however...