Hinata Rei loses a game of roulette to a rich young lady ( Mari Rika ) and is forced to offer her body to him. Perhaps because of the loneliness of her broken heart, she doesn't put up much resistance and just goes along with it, becoming addicted to the pleasure of being with another woman. Eventually, Igarashi Sei, who had originally had her eye on Mio , joins in, and they fall into a forbidden lesbian triangle... Hinata Rei lesbian work!