Erina, a young woman who breastfeeds, is deeply in love with Masaki, who has an insatiable craving for her breast milk. After both successfully passing their college entrance exams, they decide to celebrate by heading to a love hotel in the middle of the day. Having gone six months without indulging in their unique desires, Masaki goes wild over Erina's breasts. The two, driven by their intense sexual appetites, can't get enough of each other, constantly seeking satisfaction and reaching new heights of ecstasy.