In 1930 London a deathbed plea from his wife leads Sir Cecil Lawton to seek the aid of Maisie Dobbs, psychologist and investigator. As Maisie soon learns, Agnes Lawton never accepted that her aviator son was killed in the Great War, a torment that led her not only to the edge of madness but to the doors of those who practice the dark arts and commune with the spirit world. In accepting the assignment, Maisie finds her spiritual strength tested, as...