Hi Maybs, it sounds like you are doing well. I'd bet good money that SIL shared your conversation with W. And you handled that convo really, really well! If you're truly ready to move on, then I hope it goes very smoothly.
11/4/15 W revealed EA/2 months later became PA with co-worker Reconciling since late April 2016 Don't give up until it's time, then move on Be patient, strong and kind but never a doormat