Kevin Hearne

Atticus O'Sullivan, last of the Druids, doesn't care much for witches. Still, he's about to make nice with the local coven by signing a mutually beneficial nonaggression treaty when suddenly the witch population in modern-day Tempe, Arizona, quadruples overnight. And the new girls are not just bad, they're badasses with a dark history on the German side of World War II. With a fallen angel feasting on local high school students, a horde of Bacchants...