Do NOT agree to anything separation wise. Just listen to what she has to say. You don't have to respond.
Do NOT enable her activities away from you. You don't have to be mean, but you most certainly do not want to be a doormat. No respect in that whatsoever.
Please consider what I suggested about finances and legal assistance.
All the best, -NOPkins-
I will ferret out an affair at any opportunity.
-An affair is the embodiment of entitlement, fueled by resentment and lack of respect. -An infidel will remain unreachable so long as their sense of entitlement exceeds their ability to reason.