A male transfer student finds himself in a unique situation where all his classmates are girls. Every aspect of daily life—classes, changing clothes, physical exams—is shared with the female students. Though his classmates are kind and friendly, they exude a surprisingly erotic atmosphere. At an age when masturbation feels especially good, he's repeatedly forced to climax against his will, constantly coddled and teased by the girls. In this one day where everyday life is enveloped in erotic tension, how would you survive?