Aki, a tutor whose talent and achievements are top-class in Japan, despite being an exceptional cheap fee.Actually, there was a reason why her monthly fee was cheap.Despite being beautiful, intelligent and smart, she has the fatal flaw of turning into a carnivorous erotic married woman when she sees an innocent boy in adolescence and provoking and seducing him with her dirty words and erotic body.On the other hand, the boy who has been given such a strong sexual harassment teacher by his parents has suppressed his libido and endured temptations in order to pass the exam.