If you desire a body more worthy of being a true female masochist, you won't hesitate to go beyond mere physical transformation and feminine shaping—you'll also decorate your body with piercings. As a result, having piercings inserted through the nipples creates sensations akin to clitoral stimulation. When the nipples are tightly clamped and twisted by the piercings, pleasure overwhelms the entire body instantly. The sharp, piercing pain transforms the nipples into erogenous zones, so intense that <Rei> reaches orgasm using only this sensation. The pleasure doesn't cease even when squeezed, and its lingering waves turn her entire body into one vast erogenous zone, seamlessly leading into the next wave of ecstasy. An endless, relentless series of orgasms. What follows is the private training record of the masochist <Rei>—a side you've always tried to hide.