The playful and erotic exchanges with my little brother just got deeper and more unbearable! Sara-san has a selfish personality, and she gradually steers the conversation in an erotic direction, and instead gets attacked by her brother, which excites her even more. It's unbearable to see her craving even more erotic developments. This work delivers a full dose of perverted charm, unfolding an erotic narrative that you can enjoy to the fullest.