You married the man of your dreams-and inherited the kids of your nightmares. Plus their mother.Congratulations. You’re now a Stepmother. Or, as fairy tales would have it, the Villain.I, too, am a stepmother - and have been dealing with the fallout for over a decade. Did I set out to be wicked? Don’t be silly, darlings. But after years of ignoring stepchild side-eye, battling bedtime sabotage, and being strategically cropped out of every family photo, I’ve stopped pretendin...