'Birdsong was the first thing I registered. The sharp caw of a parrot, but there was more than one. And somehow they overlapped to make a beautiful symphony out of what should have been an unmusical sound. I grinned; the feeling of my lips tipping up was foreign. How long had it been since I last smiled?'Casey Eden has had her life turned upside down and inside out, just when she thought it was going somewhere. Thrust into a new and dangerous world,...