Kelly McWilliams is an American author of compelling young adult fiction that weaves together history, mystery, and the supernatural. Her debut novel, "Agnes at the End of the World," is a gripping dystopian story exploring faith and survival, while "Mirror Girls" delves into the haunting legacy of racial injustice in the American South. Her latest chilling thriller, "No One Leaves the Manor," showcases her flair for atmospheric suspense. McWilliams crafts vivid, thought-provoking narratives that resonate deeply with readers, cementing her place as a distinctive and powerful voice in contemporary young adult literature.