After three years of marriage, the Sasakis finally buy their dream home and Sawa happily tries to start a family with her husband. Then he is placed at risk of being laid off. Sagawa, the president of one of her husband's client companies, offers Sawa a job, but the vicious man has set a trap for her. Her sudden downfall begins as she is humiliated day after day and repeatedly filled with semen. With her body relentlessly trained, Sawa gradually surrenders to pleasures far outside her ordinary married life...