Katherine Howe, author of the phenomenal New York Times bestseller The Physick Book of Deliverance Dane , returns with an entrancing historical novel set in Boston in 1915, where a young woman stands on the cusp of a new century, torn between loss and love, driven to seek answers in the depths of a crystal ball. Still reeling from the deaths of her mother and sister on the Titanic, Sibyl Allston is living a life of quiet desperation with her taciturn...