You and your husband want to have a baby but you're having difficulties. It turns out that your husband can't have children. This is hard to process. You didn't want to adopt and having a surrogate would feel awkward. So desperate times call for desperate measures. You most definitely didn't want to have a doctor put a mans sperm in you. Not knowing the back story of the mystery biological father. You decide to ask your ex Enji to be a donor. He agrees but only to do it his way.