Caitlin Schwarzbach has left small-town Texas. For good. Shortly after arriving in Cologne, Germany, her seismologist brother Gus vanishes, wanted by the police on charges of multiple sexual assault. Caitlin's search for her brother and the mystery surrounding his disappearance will challenge her worldview. A novel of supernatural suspense, Primary Fault is a delicious fusion of science-meets-magic set amidst a backdrop of Celto-Germanic Otherworld.