「精子は精巣で作られます!」 美人で優しい保健室の由井ちゃん先生は、思わず○○しそうになるほど魅力的。 思春期真っ最中の多感な生徒はいつも、先生で良からぬ事を考えちゃうんです。 性のお勉強をしながら、誰も知らない由井ちゃん先生の秘密をのぞき見しちゃおう☆ 赤面不可避の性教育エロコメディー!! “Want to learn about sex with sensei?” Immensely popular with students, and who is both beautiful and kind, is the infirmary’s Yui-chan-sensei! She has a charm on a level that makes you unintentionally ○○, and for the students in the midst of puberty, they always think up the wrong things with her. And today as well, students with concerns about sex are coming in for guidence from Yui-chan-sensei. “Sensei, I can’t get a grip on studying because I can’t stop myself from jerking off!” “Sensei, did your first time feel good?” While learning about sex, peek into sensei’s secret that nobody knows☆ A very titillating and serious sexual education erotic comedy!