Iyarashii hitozuma: nureru

When a jobless drifter, whose days consist of randomly following strangers, is paid by a doctor to track his wife, he has no idea what he's letting himself in for. As he spends more time chasing after the doctor's wife he starts to uncover a disturbing motive to her movements. Under special medication that leaves her with a serious skin irritation, and unable to enjoy normal sex, she may have transformed into a modern day vampire.