Lesbian couple Miho and Ichika visit a real estate agency to plan their cohabitation, but what awaits them there is a carnivorous, promiscuous woman who targets women looking for an apartment. While she's not looking, she seduces one of the women. A super-greedy 'W'NTR' that gets a taste of both sides of the lesbian couple. While viewing the property, Ichika is forced to experience immoral pleasure in the closed space, and although she resists, Miho becomes addicted to the extraordinary pleasure...