For readers of Deborah Harkness, J.D. Horn, Lev Grossman, and any supernatural thriller, a young witch must risk death and damnation to defeat a powerful ancient evil in Alex Gordon's follow-up to the masterful debut Gideon. In unearthing her father's secret past, Lauren Reardon discovered a shocking truth about herself. She is a Child of Endor, a sect of witches who believe they are the guardians of the "thin places"--areas...