My Situation - any thoughts or ideas

[gutwrenching]

So she works long hours at her business, where she could be involved with anyone. She's exhausted due to stress of living two lives. She's depressed because she feels guilty about what she's doing to her children and you.

Sorry, I'm with pinhead on this one. All the warning signs are there.

Time to know for certain, because your M/R will go no where if there is OM involved. It could be EA only, could be someone not at work, but someone your W is communicating with a ton while at work and leading her to be there long hours just to get everything done