OS2, my guess? OM is moving on from her. I've seen this twice with both of my W's EAs. They are addicts. They go through withdrawals. While it hurts to see your W broken up over another man, it is an important step in the process.
This would also explain why she isn't ready to give full transparency. She is hoping he'll come back.
M(53), W(54),D(19) M-23, T-25 Bomb Drop - Dec.23, 2017 Ring and Piecing since March 2018
