Do M Imouto Onedari Kojin Lesson ~Watashi no SEX Katei Kyoushi Onii-chan~

Akitoshi Arikawa is a young student at the University of Tokyo, who has been living alone for a long time away from his parents. Midori's older sister once asked him to take care of her foster sister Ichigo. Not for long, but only for a while, until she gets back from her business trip. Midori is very concerned about her sister's unsatisfactory grades and, in addition to everything, asks the erudite brother Akitoshi to pull up Ichigo's academic performance a little. Akitoshi is taken for training, but after a while realizes that the girl absolutely did not show any interest in education. After a short lecture, Ichigo with some fatigue and annoyance on her face, jumped up and said newly-Sensei in the face "Master! I don't want to learn. I wanna fuck! Please, better educate me about sex..."Stunned and agitated Akitoshi could not overcome the temptation and came up with a special training technique - sex as a reward for the successful closure of the tests...