My father, who couldn't see his son who was wandering for college entrance exams, asks his friend's wife, Yuka, who used to be a tutor, to tutor. Yuka, who was willing to understand, immediately began teaching her son to study. However, the valley peeking through the shirt, the milk that sticks to the arm due to the heat of instruction, and the panchira that can be seen faintly from between the thighs stimulate the young sexual desire of his son and he can not study more. Yuka sees such a situation ...
