Yui Hoshino was living a happy married life with her husband when, one day, fugitive murderers suddenly broke into their home. In front of her husband, Yui was brutally raped. The criminals then decided to stay at their house, repeatedly assaulting her day and night while placing bets on her suffering. As the ordeal intensifies, she is reduced to nothing more than a sex slave and cumdump under their merciless control.