The only way Cilla van der Zee can survive the German occupation of the Netherlands is to do the unthinkable—become a spy for the Nazis in Britain. She soothes her conscience with a plan to abandon her mission and instead aid the Allies. Her scheme is thwarted when naval officer Lt. Lachlan Mackenzie finds her along the Scottish shore and turns her in to be executed. But perhaps she is more useful alive than dead.

Invited by a friend to trek west and help establish the newly formed town of Cheyenne, Edward Vogel is prepared to leave the haunting memories of his wife and son’s deaths behind him. The only problem is the corrupt new railroad town wants family men who can establish law and order, and desperation leads Edward to his friend Marybeth with a proposition of marriage.

In 1942, an impulsive promise to her brother before he goes off to the European front puts Avis Montgomery in the unlikely position of head librarian in small-town Maine. Though she has never been much of a reader, when wartime needs threaten to close the library, she invents a book club to keep its doors open. The women she convinces to attend the first meeting couldn't be more different—a wealthy spinster determined to aid the war effort, an exhausted mother looking for a fresh start, and a determined young war worker.

Grappling with the aftermath of a tragic incident that altered her life, ex-police officer and bestselling mystery author Erin Delaney finds solace in the tranquility of a cabin nestled deep in the Smoky Mountains. But her newfound peace is shattered when cries pierce the night, hinting at a haunting presence lurking in the woods. When local police chief Adrian Nightengale seeks her help with a baffling murder case, she is thrust back into the world of crime solving. As they delve into the investigation, Erin's intuition reveals chilling truths about the killer's motives and methods.

Haunted by the death of her sister, Finola Shanahan has resolved that she's not worthy of a family of her own and commits to spending her days caring for immigrants in the slums. Unwilling to consider marriage, Finola has perfected the ability to sabotage the relationships her parents arrange for her. At wit's end, her father calls upon the local Irish matchmaker, who pairs her with successful wagonmaker Riley Rafferty.

As 1754 is drawing to a close, tensions between the French and the British on Canada’s Acadian shore are reaching a fever pitch. Seamstress Sylvie Galant and her family—French-speaking Acadians wishing to remain neutral—are caught in the middle, their land positioned between two forts flying rival flags. Amid preparations for the celebration of Noël, the talk is of unrest, coming war, and William Blackburn, the British Army Ranger raising havoc across North America’s borderlands.

As the daughter of a well-known matchmaker, Catríona Daly is no stranger to the business of love—and sees it as her ticket away from the sleepy village that only comes alive during the annual matchmaking festival. When Andrew, son of Lord Osborne, returns to the festival after being disappointed by a rival matchmaker’s failed setup, Catríona seizes the opportunity to make a better match for the handsome man—and for herself! Cattle farmer Donal Bunratty is in desperate need of a wife after loss left him to handle the farm and raise his daughter on his own.

1925. LONDON. When Alice Diamond, a.k.a. “Diamond Annie,” is elected the queen of the Forty Elephants, she’s determined to take the all-girl gang to new heights. She’s ambitious, tough as nails, and a brilliant mastermind with a plan to create a dynasty the likes of which no one has ever seen. Alice demands absolute loyalty from her “family”—it’s how she's always kept the cops in line. Too bad she’s now the target for one of Britain’s first policewomen.

Martha of Bethany is no stranger to adversity. After her mother’s untimely death, Martha shoulders the responsibility of raising her siblings—quiet and studious Lazarus, and wild and rambunctious Mary. She finds solace in friendship and the beginnings of first love, but just as Martha begins to imagine a new future, hardship strikes again and her dreams crumble into dust.

As the beloved stepdaughter of the Earl of Castleton, Lady Mariah Lyons cherishes her home at Plumford Manor, but her idyllic world will be threatened when the estate passes to Cyril Lightbourne, a childhood friend she hasn’t seen or heard from in years. Once, Mariah dreamed their friendship would kindle into something more, but that was before she heard Cyril was courting the cruelhearted Lady Pearl. Now Mariah is willing to welcome him as a friend and pray he will be the heir her stepfather needs, but she’ll keep her heart locked safely away from anyone with such poor taste.

The year is 1901, and the hustle and bustle of the holidays is descending on New York's Fifth Avenue. For the first time in her privileged life, Adelaide Forsythe couldn’t be happier about the prospect of a quiet Christmas. That’s not to say her transition from Missto Mrs. has been without challenge. Though she doesn’t regret marrying for love instead of wealth, she feels woefully unprepared to run her own household. Then, on the first Sunday of Advent, winter winds bring surprising change, first through a young orphan boy and then a seasoned housekeeper who seems too good to be true.

Lt. Mellie Blake is looking forward to beginning her training as a flight nurse. She is not looking forward to writing a letter to a man she’s never met - even if it is anonymous and part of a morale-building program. Lt. Tom MacGilliver, an officer stationed in North Africa, welcomes the idea of an anonymous correspondence - he’s been trying to escape his infamous name for years. As their letters crisscross the Atlantic, Tom and Mellie develop a unique friendship despite not knowing the other’s true identity. When both are transferred to Algeria, the two are poised to meet face-to-face for the first time.

Katherine Schneider’s life as a dentist in 1913 New York is upended when a patient reveals details of a deadly plot while under the influence of laughing gas. As she is plunged into danger, she seeks help from the dashing Lieutenant Jonathan Birch, a police officer she has long admired from afar.

Zara and Noah have walked together with the Creator for their entire lives. They have done their best in an increasingly wicked and defiant world to raise their three sons to follow in their footsteps. It has been a challenge—and it’s about to get much, much harder.

When German bombs set London ablaze, BBC radio correspondent Hugh Collingwood reports on the Blitz, eager to boost morale while walking the fine line between truth and censorship. But the Germans are not the only ones Londoners have to fear as a series of murders flame up amid the ashes. The deaths hit close to home for Hugh, and Aleida needs his help to locate her missing son. As they work together, they grow closer and closer, both to each other and the answers they seek. But with bombs falling and continued killings, they may be running out of time.