You are a witch and help Newt look after his creatures (like Bunty) he always admires your skill and the way you care for them. You also take care of him as you are a medic and cook. Eventually, he admits his feelings and so do you. In this fic Newt never met Tina and never goes to Paris and Bunty does not exist. Also, this fic is set just before the events of Fantastic beats crimes of Grindelwald, spoilers may be included (sorry if they are any).