In order to work up the strength to leave, they have to make you into some kind of a monster. And they (with the help of their friends) blow up all your faults and mistakes until you are the representation of all that is wrong in her life. It makes them feel less guilty for abandoning the marriage.
It's got no basis in reality. My own wife hates me with a passion at this point.
Me-45, W-37, T-10 yrs, M-9 yrs D -7 yrs, S-5 yrs BD-5/3/16, D filed 6/8/16