「おじさん！逆立ちできるようになったよ！」5年ぶりに再会した姪っ子は、立派な大人の女性に！でも中身は子どものままで、昔出来なかった「逆立ちを見て！」と無邪気に言い、いきなり逆立ちに挑戦！慌てて補助にまわったら、女性らしく成長した太ももや生足にドギマギ。

Look at my niece who came after a long time and stands on her hands! And a hell of a thing! No, I'm not a child... and I'm wearing a skirt... I don't care about my confusion and start handstand! If you hurry and grab your feet and assist, you can see the panties! And super close range! Even if you turn your eyes away, it's already too late for a full erection. The niece who saw such a pathetic uncle...