'Ritz' was left in the castle as a sex education teacher for dragon eggs that were not born for a long time. The dragon finally wakes up, but due to Ritz's unique hobbies, the sex education method is out of...

1. Dai 1 kouji: Minna to Tagai ni Wakarou! Rankou de Kangei-kai! (第一校時 皆と互いに分かろう! 乱交で歓迎会!) 2. Dai 2 kouji: Minna no Karada wo Motto Wakarou! Karada Sokutei! (第二校�...

"Sex" made more familiar! Health and physical education teacher Tsuji, who has doubts about modern sex education, attempts boldly to teach sex education to an audience of, among others, a girl who has a gir...

I'll make a man out of you! JI-HOON has a secret that keeps him from losing his virginity. His sister, JI-AH, goes out of her way to prepare a special lesson on sex for her brother. Will JI-HOON be able to p...

Lee Hyungseo had only just started working at a small company that sells sex toys when he was faced with a crisis. The sex toy tester suddenly quit and there was no one to fill his position. Hyunseo was aske...