Elite detective Megu Mio continues her investigation day after day, consumed by anger and frustration, dragging her comrades into the fray. One day, learning of the Black Lion Society's involvement, she decides to take them on alone. However, she falls into a trap meticulously set by the Black Lion Society and loses consciousness at the scene of the illegal goods she was pursuing. Her body, though beautifully toned and athletic, is ruthlessly restrained and subjected to humiliating torture and training, tormented and violated against her will. Contrary to her own resolve, she spirals into madness from relentless pleasure, her flesh transforming into something lewd and depraved. Pierced by waves of overwhelming orgasmic climax after climax... What will become of her fate?