NKTV-008 Drowning Love Sister NTR My cute little sister, who only focuses on club activities and doesn't know anything about men, has been developed into a lewd woman by the playboy in my class... Mukai Ai

My sister Ai has been working really hard every day until late for the upcoming prefectural tournament. Well, now that she's grown up, I don't talk to her face-to-face anymore, but yes. As her brother, I've been dotting on her to some extent since way back. Such a cute little sister started getting hit on by Mizuguchi, the ultimate playboy in my class, around this summer. Without my knowledge, he gradually developed her innocent, developing body...