Choc wrote:"Do I let her know that I know about the EA, and insist that it end?"
Only if you have proof or are certain enough not to waiver in your position that she is engaged in an EA. For me, you have more than enough proof, but you need to make sure that you are comfortable with your evidence, otherwise she will dismiss you and go further underground.
Regardless, expect her to lie. Rarely, someone will come clean right off the bat, but that is rare.
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.