The beautiful young photojournalist, Aileen O'Shannon, is not who she seems. For centuries, she has been a demon hunter, a sorceress who has tracked and killed small bands of demons that occasionally crossed into our world. But that changed when she joined Dr. Jack Oswald's expedition to study one of hundreds of huge holes that mysteriously appeared overnight in the frozen tundra north of the Arctic Circle.Instead of small sporadic incursions,...