Mischievous Sex

[Synopsis]
Sahara and Ibuki are in a "friends with benefits" relationship.
When they are going to have sex one day, Ibuki makes an insulting remark which displeases Sahara.
In return, Sahara decides to play a little mischief on Ibuki... by blindfolding and restraining her...

"Today, my friend will come over, so you can have some fun with him instead."
He says before going somewhere.

After some time passes, "someone's" hand begins to fondle her breasts.
It seems to be touching her in a way that is different from usual and...?

Contains restraint, blindfold, camisole, peeing, cross-section (seX-ray) views, sex toys and more.

cover + character bios + 37 main pages + afterword = 40 total