The "House of Night" series, written by P.C. Cast and Kristin Cast, is a young adult fantasy saga that follows the life of a teenager named Zoey Redbird. After being marked as a fledgling vampire, she transfers to the House of Night, a special school for vampires in training. The series explores themes of friendship, love, and self-discovery as Zoey navigates her new life and the challenges that come with it. Set in a world where vampires coexist with humans, the series features various supernatural elements, including magic and mythology. Throughout the books, Zoey and her friends, known as the Dark Daughters, face numerous adversaries, including rogue vampires and ancient deities. The series consists of multiple novels, each delving deeper into the characters' journeys and the complexities of their world.