A real summer education of Mama

The mother and the mother who lives with the husband of the husband and the younger brother, Junya. One day, Junya broke his arm with a quarrel with a friend, and the fruit tree began to take care of the son who needed assistance. However, the indigenous fruit is conscious of the son's body growing up to the adult in the fold, and it is unexpectedly made to the innocent stick of the son. Then, Junya became unable to suppress the interest in sex... The Ainu was responsible, and now, as a mother, she taught the ABCs of sex firmly in her body