[JUKF-064] Serious and pure girl's troubles "Teacher please tell me" Marinchan, Saito

Marin-chan, a girl of about 10 years old, was worried about not being able to keep up with the naughty topics of her classmates at all. One day, I visited the teacher's home on holiday to have my homeroom teacher teach me about sex. However, the homeroom teacher is a natural a colored teacher who attends customs every week, and at first she was paying for The Marin who visited the teacher's home to go to the customs that she had reserved, but if you attach it to her curiosity because it is too persistent, you will play with the body of the development process, and The body will be gradually ruled after she truly receives what the teacher says .