<p>When Ruby Clare’s father was alive, they happily toiled together on their small dairy farm in Northern Ireland. Since his death seven months ago, Ruby—thirty-three years old, plain, and plump—has become a veritable drudge for Martha, her endlessly critical mother. Then comes the day when Ruby finds her late grandmother’s old suitcase in the attic. Among its strange contents: a slim, handmade volume called<i>The Book of Light</i>.</p><p>The deeper Ruby delves into its mysterious pages, the more confident she feels. But Martha, convinced that her newly empowered daughter must be possessed, enlists the help of psychiatrist Henry Shevlin. Henry is unflappable on the surface, yet inwardly he’s reeling from his wife’s unexplained disappearance the year before. As Ruby undergoes therapy alongside other local patients, including lonely bachelor farmer Jamie McCloone, all their lives intersect in unexpected ways. And Ruby, alone for so long, finds the courage to connect—with Jamie, with Henry, and with her own loving, indomitable spirit.</p>