"Ellie McFadden has intuitive gifts. She can sense what other living things are feeling. She can even talk to animals! Too bad she can't connect with her twin sister, Parker. Parker McFadden has kinetic gifts. She can cause shocks to the earth and produce heat energy that explodes from her body like fire, especially when she is angry. The sisters aren't aware of the legacy they inherited from their mother until, on their thirteenth birthday, two mysterious...