He will have to wait outside if his children marry in the temple. There is no way she will may you without you going to the temple. I mean, I get where it comes from but it's so ridiculous.
I hope I can forgive it someday, but even still my anger is red hot. Anyways, good luck, I hope it works out. The point is that he should ASK her if this is true for her. As such, it tends to attract the young and insecure.
Be fruitful and multiply. Interestingly, my parents felt the same way about him. I don't pity you at all. Propagandists in the media throw around the word patriarchy as if it is synonymous with anything male. That means that we are always changing and growing. It is really hard and so good to see that I am not alone in this. It's really cool to be able to connect with someone who shares all of those things with me. If you end up marrying a true believing Mormon, your marriage will be a threesome. And her husband now is dead and she is left to wonder about their future.
Matching caused a lot of drama in our relationship. He is a great man and I know he will always put his family first but this is such a hard decision. But from what you said, this girl doesn't sound like she is going to be content to have a marriage for time only. In areas with lots of single Mormons of dating and marriageable age, the Church has established singles wards. Be prepared to experience many disappointments, such as missed events, delayed arrivals and early departures due to patient needs. Now it's easier, as they are older, and he's making more time for them.