Ichika Matsumoto was seduced by her older cousin through oral sex. (DVAJ-519)

何も知らなさそうな従妹のいちかにフェラのやり方を教えたのが间狠いだった. Since then, the girl has been a thief, a servant, and a servant.それを见てボクが佗てるのがバレてからはよけいにエスカレートしていった.だってあのエロいtongue の动き、シコシコする手つき…エアーとはいえイヤラしすぎる! It's a matter of time, it's a matter of time, it's a matter of time, it's a matter of time, it's a matter of time, it's a matter of time, it's a matter of time, it's a matter of time.でも、いちかのフェラは教えたばかりとは思…