Agent Miku is a woman who, since childhood, has honed her beauty, strength, and sharp intellect. Trained rigorously for years to survive in the underworld, she has emerged as the strongest female agent in history—possessing a complex and defiant personality. However, after a particular mission, her body began craving constant stimulation, awakening an even deeper, uncontrollable desire within her. Through repeated rape and relentless manipulation, her body evolved into its ultimate form, driving her forward on a path of vengeance.