“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!