In a sure regular Japanese highschool, there are two peculiar college students: a lonesome boy and Shiiba, a mysterious lady. Neither of them have many associates; however in contrast to the boring and boring boy, Shiiba is gorgeous and thought of to be in a vastly completely different league to the opposite males in class. Subsequently, nobody has had the braveness to ask her out. Nonetheless, it comes as a pleasing shock to the plain boy when Shiiba invitations him to an empty room.
Elsewhere on this planet, a sure teenager has simply returned house from a protracted day in school. As he approaches his room, nevertheless, he hears sounds from a porn video he had as soon as watched. Startled, he expenses into his room and finds his youthful step-sister, Miku, watching the tapes. It’s no shock to her that teenage boys are concerned with this stuff, however what she doesn’t count on is that she would take an curiosity in it herself…