Host (thorn St. Croix, Book 3)

In a near future world marked by a post apocalyptic ice, powerful neomage Thorn St. Croix has been accepted age,--albeit warily--by her human friends and neighbors, until a mage arrives from the Council of Seraphs to reveal that her long-lost sister, Rose, is still alive, forcing Thorn to make a perilous choice to risk her own life. By the author of