A man calls the beautiful doll, Emily, who waits for him at home, his "girlfriend" and uses her to satisfy his sexual desires. One day, he discovers she has a "voice function" that allows her to respond like a human if specific conversations are input. From then on, the man begins training Emily. After being subjected to face-fucking and toy torture, Emily, who was climaxing like a human, begins to beg for his cock on her own...