You can view this story here on the Plaza:
The Invention
http://www.selfbound.net/storiesek/the_invention.html
Sbf; machine; bond; insert; nipple; tease; torment; toys; stuck; caught; climax; cons/reluct; X
The Invention 2
http://www.selfbound.net/storiesek/the_invention2.html
Sbf; machine; bond; insert; nipple; caught; F/f; D/s; torment; toys; sex; climax; cons; X
Please feel free to leave your kind comments & feedback here about this story. Thanks. ;)