Imouto no Anal wa Kichiku ni Dai Kakuchouchuu!

I saw my little sister Natsumi masturbating one day.
The perfect blackmailing material! Now she is mine.

It's time for some anal training and if you want something
done right, then you have to do it yourself! Brutally!

Heartful AND perverted! A new sensation indeed.
Check out her anal status any time with the press of a button.

[From DLsite English]