mai is a caregiver dispatched to an old man, yoshioka. yoshioka takes a liking to her lovely appearance and unreasonably tells her to start nursing on the same day. insidious sexual harassment of yoshioka, who has a strong libido, attacks without being confused. his innocent body was undermined by an old man, and he did not dislike working as a caregiver, but one day yoshioka’s physical condition suddenly changed. mai immediately takes lifesaving measures, and yoshioka saves his life. and the relationship between the two would change drastically.