A man produces abnormal amounts of semen and cannot stay soft. Testing reveals a one-in-tens-of-thousands physiology worth studying, and his recovery after every ejaculation astonishes the doctor. One day semen accidentally lands on her face, leaving the skin remarkably smooth. She discovers that it contains exceptional concentrations of a beautifying compound. From then on, personal desire joins scientific sampling as she drains him into facial after facial. Momo Sakura happily receives all eighteen enormous loads with a smile.