A string of missing narcotics investigators drags Risa Tsukitsu deeper into rage and frustration as her comrades vanish one by one. After learning from an informant that the Black Lion Syndicate is behind the incidents, she infiltrates their base alone—only to fall straight into their trap. Her consciousness fades in front of illegal drugs, and her finely trained, flawless white body is captured and restrained. Subjected to relentless, degrading physical torment, she can no longer endure the cruelty. Through brutal, forced training, she undergoes a lewd awakening—her pleasure spiraling out of control against her will, transforming her into a depraved, lustful woman. Her highly sensitive body is overwhelmed by wave after wave of orgasm, struggling desperately as pleasure chains into itself, plunging her into an endless hell of ecstasy. In a state of panic, she climaxes again and again—what fate awaits her now?