You think it's safe to walk alone at night. It's not. You think the only threat is other humans. It's not. Monsters are real. Demons are real. Vampires are real. And I'm about to become one of them. My name is Arianna Spero. I was an ordinary girl, living an ordinary life, until my mother lapsed into a coma. Now I am her only hope. She made a deal with the devil, and on my 18th birthday he came to collect. But there's a way to save her.
Beneath the streets of New York City live the Avicen, an ancient race of people with feathers for hair and magic running through their veins. Age-old enchantments keep them hidden from humans. All but one. Echo is a runaway pickpocket who survives by selling stolen treasures on the black market, and the Avicen are the only family she's ever known.
Everything in Echo's life changed in a blinding flash when she learned the startling truth: She is the firebird, the creature of light that is said to bring peace. The firebird has come into the world, but it has not come alone. Every action has an equal and opposite reaction, and Echo can feel a great and terrible darkness rising in the distance. Cosmic forces threaten to tear the world apart.
When retired school teacher Miss Charlotte Butler's best friend's home is burglarized, they think it is just a home invasion, except her best friend doesn't remember a thing. After the local Las Vegas police refuse to take the case seriously, Charlotte and her two senior girlfriends, the Bingo Girls, must band together to solve this case before it is too late.