Publisher's Synopsis
Alex and Leslie Twisden told each other they would do anything to have children. The price didn't matter. But the experimental procedure they found had costs they couldn't foresee. Adam and Alice Twisden's lives seem perfectly normal. Except that, every night, without fail, their parents lock them into their rooms. And the twins know that the sounds they can hear are not just their imagination. They're real. And they're getting louder...
