Arizona witch Daisy Hammel-Kavanaugh recently survived a terrible enemy that threatened her family. She has the physical and mental scars to prove it. Now, with the aid of her husband Noah and her feisty redheaded cousin Bridgette, she's turned her sights on a siren who has taken up residence in the Phoenix area. But just when Daisy thinks she's getting her life under control again, her college-age cousin Zoey reveals a disturbing family secret. Two years ago, Zoey Vega lost those closest to her. Now, in the process of moving on with her life, she attends Arizona State University and has a hunky boyfriend to boot. But a family secret revealed on her twenty-first birthday puts Zoey at the heart of a struggle that will determine the future of all humanity. In her desperation, she reaches out to her kick-ass witch of a cousin for help. But Zoey is young and inexperienced. Even with Daisy's assistance, she might not overcome what awaits her. And if she fails, humankind will suffer a most terrible fate.