Way too many people have no idea how that grammatically works. I stop reading immediately when people don't know simple grammar.
if he would leave me for you he will leave you for the next person
I... don't think it works like that
I mean, cheaters gon' cheat.
At least, I think that's what she's saying happened? I read it over a couple times, but I'm still quite lost
I was thinking she would've said if he cheated, but to me it sounded more like they just fell for each other and the guy ended the relationship to be with the other person.