"Those twins stirred up a feeling of something scary, something evil. Something...dragonish. The word sprang unbidden to Margo's mind. And she, Margo St. George, had been born into a long line of heroes fated to protect their people from the ancient evil." When their mother disappears, twins Addie and Jacob Medway are carried off to the Nova Scotia town of Port St. George by their distraught father. But there's something weird about this town, something...