MIST-275 Direct hit on a dangerous day! Sex education to make playren 3! Waka Ninomiya

"Practical sex education", which started as a part of measures against the declining birthrate, is sex education in which teachers use their own bodies to teach "directly". A married female teacher in her fifth year of marriage has been worried for a long time because she couldn't have children, but decided to use her own body for sex education for her students! A fresh introduction begins in front of the students! I thought I couldn't get pregnant, but at the end there was a rainy day! ??