A young girl suddenly goes missing. Kanon, a high school girl working at a JK cafe, learns about the incident but continues handing out flyers as usual—until she's suddenly attacked by a man at the scene. The man, deeply obsessed with the missing girl, kidnaps Kanon, declaring, "I'll make you my perfect little doll," and imprisons her. Driven by his desires as a beautiful girl collector, he begins transforming her into his idealized puppet. A twisted, cruel training unfolds as the man's pathological obsession and madness consume him. As the brutal conditioning progresses, the girl's mind gradually shatters, her innocence stripped away. This harrowing, merciless descent into despair delivers relentless shock and intensity.