Shizuku, a flat-chested girl, is abducted by a man on her way home from school. Before she knows it, an unknown man has restrained her hands and feet, forced her to do perverted things, and raped her. As the days of imprisonment and training continue, Shizuku's mindset begins to change. Her small body awakens to pleasure and craves the man's dick and sperm, turning into a slutty girl...
