In nineteenth-century Russia, the wife of an important government official loses her family and social status when she chooses the love of Count Vronsky over a passionless marriage.

In 1960, Jennifer Stirling wakes in the hospital and remembers nothing--not the car accident that put her there, not her wealthy husband, not even her own name. Searching for clues, she finds an impassioned letter, signed simply "B," from a man for whom she seemed willing to risk everything. In 2003, journalist Ellie Haworth stumbles upon the letter and becomes obsessed with learning the unknown lovers' fate--hoping it will inspire her own happy ending....

When you read this book, you will make many assumptions. You will assume you are reading about a jealous wife and her obsession with her replacement. You will assume you are reading about a woman about to enter a new marriage with the man she loves. You will assume the first wife was a disaster and that the husband was well rid of her. You will assume you know the motives, the history, the anatomy of the relationships. Assume nothing.

"Be careful to whom you tell your darkest secrets Selena Murphy is commuting home from her job in the city when the train stalls out on the tracks. She strikes up a conversation with a beautiful stranger in the next seat, and their connection is fast and easy. The woman introduces herself as Martha and confesses that she's been stuck in an affair with her boss. Selena, in turn, confesses that she suspects her husband is sleeping with the nanny. When...

"When Mallory Blessing's son, Link, receives deathbed instructions from his mother to call a number on a slip of paper in her desk drawer, he's not sure what to expect. But he certainly does not expect Jake McCloud to answer. It's the late spring of 2020 and Jake's wife, Ursula DeGournsey, is the frontrunner in the upcoming Presidential election. There must be a mistake, Link thinks. How do Mallory and Jake know each other? Flash back to the sweet...

"'When they said all happy families are alike, I don't think this is what they meant...' Evelyn Caldwell's husband Nathan has been having an affair - with Evelyn Caldwell. Or, to be exact, with a genetically cloned replica. After a morning that begins with a confrontation and ends with Nathan's body bleeding out on the kitchen floor, the two Caldwell wives will have to think fast-before sharing everything includes sharing a jail cell. The Echo Wife...

A high-powered attorney finds herself defending her much less successful husband after his mistress is found stabbed in the married couple's second home.

"Cora thinks her husband, Finn, is cheating--she just needs to catch him in the act. That's where Paige comes in. Paige lost her son to a hit-and-run last year, and she's drowning in the kind of grief that makes people do reckless things like ... agreeing to Cora's plan to reveal what kind of man Finn really is. All the while, their reclusive new neighbor, Georgia, is acting more strangely every day. But what could such a lovely young mother possibly...

"Naomi Westfield has an Instagram-perfect life, including the perfect fiance. Nicholas Rose holds doors open for her, remembers her restaurant orders, and comes from the kind of upstanding society family every bride dreams of being a part of. They never fight, complain, or disagree. They're preparing for their lavish wedding that's three months away. And they are miserably and utterly sick of each other. Tired of contorting herself to fit the ridiculous...

Follows three women living in three different time periods, each dealing with marital infidelity.