You are not back to square 1. You are so much stronger than you were when this started. Yes you still get pulled in sometimes but you are able to recognize how you are reacting and pull back. You took very practical and positive steps to protect yourself and kids. You have drawn your line in regards to other woman.
Your R with H may keep going backwards but you are not.
Me 44 H 42 M 10 T 12 (at time of BD) Ss 20 16 S11 (special needs)
BD 9/13 H "unhappy for years" moves to seperate bedroom 10/13 EA/PA confirmed but denied S and I move out 3/15