Mirror, mirror on the wall. Who's the biggest loser of them all Mira Mason has the world's most useless superpower: she can pass through shiny objects. As far as powers go, it's super-lame. Being a teenager is tough enough without throwing a useless power into the mix. The world is afraid of supes, but it's silly to be scared of a girl who can phase through a salad fork with the greatest of ease. All Mira wants to do is put the resident mean girl in her place, get her powers teacher off her back ...