Let your W know you can't stop her. If she wants a D then she can move out. You will hire the biggest bulldog attorney you can find to protect yourself. I asked attorney friends who would they hire if they were getting a D. Let her know you want to work on the M. You won't stand in her way but you won't support her in this. Let your wife know you won't accept anything less than 50% custody of your children. Open a bank account and put money in it for yourself and get your check deposited there. Let her know you are cancelling the credit cards. Find out about your car ins and health ins. seperate. You have a problem to deal with. Meet it head on and let your W know you are handling it to protect yourself.
M22,H45,W45 S21/18D12 Retain faith that you will prevail in the end, regardless of the difficulties and at the same time confront the most brutal facts of your current reality, whatever they might be.