A bright and kind slut sister offers to give a lecture to her overly negative virgin brother as a tutor specializing in sex, and she studies hard with the tutor (slut sister) in preparation for losing her virginity! But everything he hears and does is too stimulating for a virgin, and he gets fully erect! Then, the younger sister who was supposed to teach him could no longer hold back in front of his erect dick and exposed her true nature as a slut! ! Forcibly inserted
Tags:
五十嵐星蘭,
真宮あや,
成沢きさき,
天馬ゆい,
山岡りりな,
有修正,
Hunter,
4時間以上作品,
近親相姦,
淫乱&ハード系,
妹,
童貞