Lolly Blanchard's life only seems to give her lemons. Ten years ago, after her mother’s tragic death, she broke up with her first love and abandoned her dream of opening a restaurant in order to keep her family’s struggling Seattle diner afloat and care for her younger sister and grieving father. Now, a decade later, she dutifully whips up the diner’s famous lemon meringue pies each morning while still pining for all she's lost. As Lolly’s thirty-third birthday approaches, her quirky great-aunt gives her a mysterious gift.

American chef Georgia May Jackson has one goal—to run her own restaurant in Paris. After a grueling decade working in Parisian kitchens, she is on the cusp of success. But in one disastrous night, Georgia loses her sous-chef position, her French boyfriend, and her sense of taste! Renowned for her refined palate and daring use of bold flavors to create remarkable dishes, Georgia is devastated to discover her culinary gift has simply...vanished. When she receives a surprising invitation from her estranged mother, Georgia flees to a small island near Seattle.

1947: Adventurous Radcliffe graduate Catherine “Cat” Killeen cancels her wedding and upends a future that no longer suits her. At the behest of her professor and hungry for a challenge, Cat arrives in Virginia to work on a confidential military project. A student in cryptoanalysis, Cat is already ahead of the game—to assist in rooting out Soviet spies who have infiltrated the US. Joining the “government girls” of Arlington Hall, Cat gains the respect of her superiors and the friendship of her peers. Then, on a night out in DC, Cat runs into Jonathan Dardis.

At thirty-one, Chloe Fairway isn’t where she wants to be in life. Stuck in a PA job for a boss who barely notices her, and back home with her parents after a painful breakup, she feels like a failure. So, when she's invited to her Oxford college’s ten-year reunion, the last thing she needs is to face the people who once voted her "most likely to succeed.” To make things worse, Sean Adler, her former best friend—and the man she turned down when he declared his love for her all those years ago—is living the life she always dreamed of, working as a film director in L.A.

Free-spirited and fiercely independent, Maggie adores her life of travel and adventure. But she has a secret. She can't let go of her first and only love, renowned architect Marco Firelli, now married to her best friend, Lena. When Marco drowns in a kayaking accident, Maggie rushes to the Firelli family's summer home on San Juan Island. Once there she discovers that Marco was hiding something that could destroy his family. As fragile, perfectionistic Lena slowly falls apart, Maggie tries to provide stability for Marco and Lena's three young children.