Nat Jacobs finds herself alone and far from home in a mirror world, where she is herself . . .  and not. She can remember being nightmarishly wrenched away from her child, unbearable pain, and then nothing. Traumatized and visibly scarred, dismissed as hysterical, irrational even—she finds others like her in a support group, all living lives of those wounded in terrible accidents that they can't remember, taken from those they love with no explanation.

And no hope of return.

Or is there?

When an apparent saviour appears, claiming to have a remedy, some jump at the chance. But what if the cure is worse than the disease?