I would suggest seeking legal advice asap. I have been in a very similar situation too you a few years ago. In short, my ex (2 children's mum) had an affair and then walked out because of the guilt, so she says. Anyway, she then decided she wanted too come back after a few weeks once the realisation set in that she was effectively homeless. We were joint tenants so I could not stop her. But she went one step further, she went to a solicitors who are known for going straight for court orders- she obtained 3 orders against me and I was removed from my home, from my children and was not allowed too contact them or go near them for over two we