Gonna be honest. I stopped reading by sentence 3. Gonna read the rest after this but I am damn certain the rest is irrelevant.
She wanted to leave. Should have let her. Not gonna get into the details but basically if you "convinced" her to stay and it wasn't a decision she came to 100% on her own then you're done.
Expect her to break up and be prepared to see her with her new man within days of the break up.
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Just read the rest.
FUCKING CALLED IT!