All you can do for yourself in this system is invest as much of your money as you can in the stock market
That's still supporting an abusive system. That's possibly the brain of the abuser. We can not discard with one hand while clutching, with the other. To leave the abuser means making hard sacrifices, including any "benefits" that keep us bound to the abuser, because this benefits allow the abuser control.
We're not getting out without suffering. It's a matter of making the decision and having the grit to deal with the unpleasant, but intermediate, consequences. Anything else is lying to ourselves.