A brave nursing intern falls prey to a mean old man! She is hypnotized and brainwashed into a sex slave, and in a smelly diaper that makes her nose turn, she is forced to use her mouth to suck on her sweaty, smelly dick, her asshole, and even pee... The old man, who has been self-hypnotized to get her body going, uses his hard dick to violate her body, which cannot resist orders! [Story] Hikaru Hikaru a nursing intern in order to get a job as a caregiver, which has been her dream since she was a child. She is a kind, cheerful, and serious girl who loves to see the smiles of her grandparents. Even though she is assigned to care for an old man who has a bad reputation among the other caregivers, she works hard to become a good caregiver, but... Unable to bear the old man's escalating harassment, she offers to change roles, but she is hit with the MC light and is forced to become a caregiver sex slave at the old man's command.