Welcome Cognac
If you read around this board fir more than two minutes you will find many like you. The answers to many of your questions can be found here.
I left 11 y ago never looked back wife still in.
The blood issue sucks whichever way you look at it.
I have not found another religion and am agnostic. Just because you can not find a suitable religion to replace the wts is not a good enough reason to stay.that merely compounds the problem
regards llbh