There was a time when Maeve O'Tullagh led a simple life; a time when she and her mother, Nuala, collected kelp on the foreshore near their cottage in Ard Macha; a time when she played among the Celtic ruins with her older brothers and daydreamed about the legendary Holy Isles, an enchanted land ruled in a past age by a beautiful goddess. But after Maeve's sister, Ishleen, is born, her mother sinks into a deep, impenetrable trance. For years, Maeve...