[VENX-245] Ayumi Natsukawa has super lucky brush-down sex where my high-spec brother-in-law, who is highly educated and beautiful, gives a vaginal shot lecture to me who is a virgin in a ronin life

Kenji decides to stay at his brother's couple's house in order to have his highly educated brother-in-law, Ayumi, watch his studies. However, Kenji, who has no tolerance for women because he has only studied until now, is on the verge of exploding his reason just by being able to get close to his beautiful face. It's not very much, but it's not like studying for exams. Ayumi, who was worried about Kenji, proposed to put down a brush to eradicate her troubles. - The best virgin graduation experience where you can get a vaginal shot lecture by a high-spec brother-in-law who has a good appearance, a good educational background, a good personality, and everything!