Lydia and Freddie. Freddie and Lydia. They’d been together for more than a decade and Lydia thought their love was indestructible. But she was wrong. On Lydia’s 28th birthday, Freddie died in a car accident. So now it’s just Lydia, and all she wants is to hide indoors and sob until her eyes fall out. But Lydia knows that Freddie would want her to try to live fully, happily, even without him. So, enlisting the help of his best friend, Jonah, and her sister, Elle, she takes her first tentative steps into the world, open to life - and perhaps even love - again.

Single mom Robyn Caldwell needs a new plan for her future. She has always put her family first. Now, with her kids grown, she yearns for a change. But what can she do when her daughter has become the most demanding bride ever, her son won’t even consider college, her best friend is on the brink of marital disaster and her ex is making a monumentally bad decision that could ruin everything?

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.

Ava thought her job as a librarian at the Library of Congress would mean a quiet, routine existence. But an unexpected offer from the US military has brought her to Lisbon with a new mission: posing as a librarian while working undercover as a spy gathering intelligence. Meanwhile, in occupied France, Elaine has begun an apprenticeship at a printing press run by members of the Resistance. It’s a job usually reserved for men, but in the war, those rules have been forgotten. Yet she knows that the Nazis are searching for the press and its printer in order to silence them.

Liverpool, 1935: Raised in a strict Catholic family, Viv Byrne knows what’s expected of her: marry a Catholic man from her working-class neighborhood and have his children. However, when she finds herself pregnant after a fling with Joshua Levinson, a Jewish man with dreams of becoming a famous jazz musician, Viv knows that a swift wedding is the only answer. Her only solace is that marrying Joshua will mean escaping her strict mother’s scrutiny. But when Joshua makes a life-changing choice on their wedding day, Viv is forced once again into the arms of her disapproving family.