骨盤たてて♡　Standing on your pelvis♡ (Pixiv Fanbox)

The most important point of today's yoga lesson is... Standing on your pelvis. Please be aware of this and work on it♪ Good luck, Ms. Inoue! Hmm?　Standing on...？ my pelvis...？ What does that mean? Master, it was difficult to standing on my pelvis... But my penis is always ready to standing on! Please taste it! Inoue-san is a very naughty student...♥