I think Rebecca is very sad at this point. As a Muslim woman who has a sister who is a co wife it’s not what she thinks. They are married in the eyes of Allah. They live together they do everything together as he does with his first wife. And in the Quran it says you can help up to 4 if you can maintained them equally and not use them as a surrogate because you can’t have kids. This will be her sister wife. Who will not go once the baby born