A beautiful married woman caregiver comes to the home of a certain elderly man and has affairs with the elderly men. Old Man Domon is a gentle man, but he has developed severe dementia. He believes the helper, Yukina, to be his deceased wife, but one day he begins to show unusual symptoms... This helper is so caring that she will do anything for him! Thanks to the healing care of the overly erotic married woman caregiver, the old man's dick regains its youth and is restored to its former, rock-hard condition!!