Sophie Whalen is a young Irish immigrant so desperate to get out of a New York tenement that she answers a mail-order bride ad and agrees to marry a man she knows nothing about. San Francisco widower Martin Hocking proves to be as aloof as he is mesmerizingly handsome. Sophie quickly develops deep affection for Kat, Martin's silent five-year-old daughter, but Martin's odd behavior leaves her with the uneasy feeling that something about her newfound situation isn't right.

California, 1938—When she loses her parents in an accident, sixteen-year-old Rosanne is taken in by the owners of the vineyard where she has lived her whole life as the vinedresser’s daughter. She moves into Celine and Truman Calvert’s spacious house with a secret, however—Rosie sees colors when she hears sound. She promised her mother she’d never reveal her little-understood ability to anyone, but the weight of her isolation and grief prove too much for her. Driven by her loneliness she not only breaks the vow to her mother, but in a desperate moment lets down her guard and ends up pregnant.

In 1893, there's no such thing as witches. There used to be, in the wild, dark days before the burnings began, but now witching is nothing but tidy charms and nursery rhymes. If the modern woman wants any measure of power, she must find it at the ballot box. But when the Eastwood sisters - James Juniper, Agnes Amaranth, and Beatrice Belladonna - join the suffragists of New Salem, they begin to pursue the forgotten words and ways that might turn the women's movement into the witch's movement.

Elise Sontag is a typical Iowa 14-year-old in 1943 - aware of the war but distanced from its reach. Then her father, a legal US resident for nearly two decades, is suddenly arrested on suspicion of being a Nazi sympathizer. The family is sent to an internment camp in Texas, where behind the armed guards and barbed wire, Elise feels stripped of everything beloved and familiar, including her own identity. The only thing that makes the camp bearable is meeting fellow internee Mariko Inoue, a Japanese-American teen from Los Angeles.

Current day, Oxford, England. Young American scholar Kendra Van Zant, eager to pursue her vision of a perfect life, interviews Isabel McFarland just when the elderly woman is ready to give up secrets about the war that she has kept for decades...beginning with who she really is. What Kendra receives from Isabel is both a gift and a burden--one that will test her convictions and her heart.