Yeah, that's just Denmark. Author or Artist really could not be bothered to create a fantasy map this time. (its still better than the ovals with some squiggly lines they usually use)
Yeah, she seems weirdly attached to her "family" for someone who was isekai'd. She barley knows them and is already talking about throwing her life away for them like what. It would make sense if it was intended to just be a fantasy.