 The Holy Spirit did this. It's clear that Joseph is going to be in conflict with that. But man wouldn't. Joseph is wrestling in his spirit about that. What? You what? The who? The what? And now you can only infer that her family is also going to struggle with it. Her religious community is going to struggle with it. Because when you are in a situation like that and something has happened to you and now you have to try to explain it to people but it doesn't make sense.