When Dr. Camilla Dickinson's teenage granddaughter raises questions about her birth, long-kept secrets rise to the surface to test the faith, love, and loyalty of the Xanthakos family. This skillful, gripping tale shuttles between past and troubled present, providing clues to a multigenerational mystery. A riveting and psychologically complex story showcasing the keen eye and deep compassion that have made L'Engle one of this century's premier writers on faith and its place in human experience.