It seems simple: an egg + sperm = one embryo. But if your sperm is "few, vague and abnormal" and your woman is premenopausal at age 37, things start to get complicated. Alexandra Jiménez, Paco León, Elisa Mouliaá, Karra Elejalde, Ingrid García Jonsson, Ernesto Sevilla, Eva Ugarte Added on Netflix 2022-03-30.