While living alone, an office lady is suddenly attacked at home by a man posing as a delivery worker who forces his way into her apartment. He violently overpowers her resistance, rips her pantyhose, and forcibly ejaculates inside her vagina. The man remains in the apartment, declaring her his sex slave. Threatening her with a knife, he forces her to masturbate and takes degrading photos to blackmail her, continuing his assaults. The office lady endures humiliating toy training, experiencing forced orgasms repeatedly, gagging on the deep-throated cock in her throat while instinctively grinding her hips. Her entire body flushes red as she ultimately reaches a humiliating climax. What fate awaits this office lady?