SAME-250 · Pleasure Torture Body Modification: Female Investigator Yuki Takeuchi Forced to Climax by Her Worst Enemy

Her younger brother was murdered by an unknown assailant...
Yuki became an investigator herself to track down the killer.
Her investigation into a series of bizarre murders led her to a pharmaceutical company called "BLOSSOM."
While it appeared to be a legitimate company, she discovered they were secretly researching devices to control human will.
Yuki went undercover as a researcher, but her true identity was exposed.
She was then forced to become a test subject for a "pleasure brainwashing experiment" that would erode her very personality...