The two volumes feature totally unrelated stories. Vol.1 is the story of high school students Onosaka Natsu and Kozakura Kukumi, and Kukumi's otaku brother, Kaito, an illustrator specializing in the erotic genre. Vol.2 is the story of Aose Shiho, who becomes the school nurse in an all-boys school, and Misato Souichi, a student in that school.