It sounds like your wife has her own views on things, distorted at best. We can’t control how others see things though. We can only control ourselves. Let her believe all this nonsense she believes. Her saying things doesn’t make it so. Let her talk

It’s not up to her what she’ll get in a divorce. That’s why it’s better to rely on legal system to deal with it. She could ask for XYZ, but judge will decide. I’d say you likely will need to sell a house and split proceeds or you have to buy her out. That’s a reality if you two are separating or divorcing.