Head of the Denver Pinkerton office Archie Gordon has been tasked with hiring female agents. The problem? They need to be trained by existing agents while solving cases. Alone and unchaperoned. In 1871. The solution? Have each pair marry temporarily, for the duration of the case. If Archie can convince his reluctant agents and the even more reluctant women to agree, that is.

In 1870, Mariah Stover is left for dead and with no memory when the Deadeye Gang robs the stagecoach she's on, killing her father and brother. As she takes over her father's blacksmith business and attempts to move forward, the old-fashioned townspeople meet her new occupation with disdain.

Esther Thompson longs for a husband and a home, but nearing 30 and plain as they come, she knows her chances of having either are slim. Until the loss of her position as a governess forces her into becoming a mail-order bride. After losing his beloved wife, Jeremiah Price is left with a broken heart, five children, and a farm to take care of. Desperate for a new wife to ease his workload, and after three successive brides balk at the prospect of such a large family, he insists on a proxy marriage for his fourth.

Alice Wright marries handsome American Bennett Van Cleve hoping to escape her stifling life in England. But small-town Kentucky quickly proves equally claustrophobic, especially living alongside her overbearing father-in-law. So, when a call goes out for a team of women to deliver books as part of Eleanor Roosevelt’s new traveling library, Alice signs on enthusiastically. The leader, and soon Alice's greatest ally, is Margery, a smart-talking, self-sufficient woman who's never asked a man's permission for anything.

Molly Murphy always knew she'd end up in trouble, just as her mother predicted. So, when she commits murder in self-defense, she flees her cherished Ireland, under cover of a false identity, for the anonymous shores of late 19th-century America. When she arrives in New York and sees the welcoming promise of freedom in the Statue of Liberty, Molly begins to breathe easier. But when a man is murdered on Ellis Island, a man Molly was seen arguing with, she becomes a prime suspect in the crime.

The orphaned Elsie Camden learned as a girl that there were two kinds of wizards in the world: those who pay for the power to cast spells and those, like her, born with the ability to break them. But as an unlicensed magic user, her gift is a crime. Commissioned by an underground group known as the Cowls, Elsie uses her spellbreaking to push back against the aristocrats and help the common man. Elite magic user Bacchus Kelsey is one elusive spell away from his mastership when he catches Elsie breaking an enchantment. To protect her secret, Elsie strikes a bargain.

Teresa July has led a hard life, but now she has a chance to put her train-robbing past behind her. Armed with a new job as a cook to one of Philadelphia's elite families, Teresa is determined to start her life anew, and nothing - not even her boss' stuck-up (and far too handsome) son - is going to stand in her way. Madison Nance is sick of his mother taking in women from the wrong side of the tracks, just to see them turn on her generosity. That's why it's up to him to keep a close eye on Teresa's every move.

Desperate to escape an arranged marriage, Olivia Sterling flees Chicago and heads west. She dreams of setting up her own seamstress shop in Henry Adams, a small all-Black town in Kansas. But her plans are derailed when her train is robbed by Neil July and his notorious band of outlaws.

Lucy Scarpelli, an Italian dressmaker from New York, befriends socialite Rowena Langdon as she's making her summer wardrobe. It's an unlikely friendship, but one that Rowena encourages by inviting Lucy to the family mansion in Newport, Rhode Island. Grateful for Lucy's skill in creating clothes that hide her physical injury, Rowena encourages Lucy to dream of a better future.

Lois Weaver has been schooled to be polite, ladylike, and honest, to clean, cook, and sew, so at the proper age she would marry. As an adult, she surpassed her father’s expectations with her skills and beauty only to shatter them when she opens a dress shop. She risked everything to open a dress shop. Now the handsome bank owner has come calling. So why isn’t she happy? And why can’t she forget about a certain farmer with big brown eyes?

New York City, 1919. Lillie Mead mourns the love she lost in the war. But when a wealthy British friend offers her a reporting job across the pond, she hopes accepting will help her rebuild her life. She barely has time to unpack before she’s assigned the scoop of a poisoned socialite’s death. As the clues take a turn for the scandalous, Lillie unearths shocking skeletons in the victim’s closet. But she never expected the threads of the beloved woman’s life to weave with hers. Can Lillie expose the truth before her own death makes the front page?

During the upheaval of the Great Depression, Elizabeth Bennet’s life is torn asunder. Her family’s relocation from the bustle of the big city to a quiet family farm has changed her future, and now, she must build a new life in rural Meryton, Kentucky. William Darcy suffered family turmoil of his own, but he has settled into a peaceful life at Pemberley, the largest farm in the county.

When Sarah Merritt arrives in Dakota Territory in 1876, she steps off the dusty Cheyenne stagecoach determined to start this ramshackle gold-rush town's first newspaper. In Deadwood, her runaway younger sister, Addie, is living and working as domestic help at Mrs. Hossiter's boardinghouse, according to her letters. Five years after Addie's flight from home, Sarah is carrying the sad news that their one remaining parent, newspaper publisher Isaac Merritt, has died.

Calista York needs one more successful case as a Pinkerton operative to secure her job. When she's assigned to find the kidnapped daughter of a mob boss, she's sent to the rowdy mining town of Joplin, Missouri, despite having extended family in the area. When Matthew Cook decided to be a missionary, he never expected to be sent only a short train ride away. While fighting against corruption of all sorts, Matthew hears of a baby raffle being held to raise funds for a children's home.

Edinburgh, 1911: When Maud McIntyre and her lady’s maid, Daisy, form a detective agency, they never dream their first case will take place at a glamorous house in the Scottish Highlands. But when the duchess of Duddingston, concerned that a notorious jewelry thief will target her lavish weekend party, employs Maud to go undercover as a guest to find the culprit, the agency has its first case to solve....

When Sasha receives a call from her old university friend Gabby inviting her to spend Christmas at Gabby’s remote Scottish lake house, Sasha knows she shouldn’t go. Twelve years ago, on Christmas Eve, when Sasha and her five closest friends were celebrating the festive season, something truly horrific happened that would change the course of their friendship forever. Something that meant Sasha hasn’t spoken to any of them since that night.

After the killing of a prominent mob lawyer, NYPD homicide detectives Jacob Jackson and Caitlin Grimes start receive chilling, written “rules” for how to commit the perfect murder. "Rule number one for the perfect murder: Evidence is your enemy. Leave none behind." Jackson (Reid Scott) and Grimes (Cobie Smulders) race to find the killer, setting them on a collision course with the city’s crime underbelly, and a perpetrator who seems happy to toy with them. “Rule number two. No crimes of passion. The perfect murder is always business, never pleasure.”

England, 1914. The world is at war. Captain Hastings, injured and shaken, is invited to Styles Court to recover. It’s a grand old country house - the family home of his old friend - and a perfect haven. Or so it seems. But in the blistering summer heat, trouble is afoot. Simmering tensions are tearing the family apart, and it all comes to a head in the most horrifying way.

Jenny sits in the same seat on the same train every week, seeing familiar faces come and go. Until a chance encounter shatters her world. Sixteen years ago, Jenny survived a traumatic ordeal that left her best friend, Susie, missing and presumed dead. The world has its theories about what happened to Susie Patterson, and one of those theories points the finger at Jenny. Now she lives a quiet life, volunteering at a crisis helpline while trying to deal with her own anxiety and the true crime fans obsessed with finding her missing friend.

Lowen Ashleigh is a struggling writer on the brink of financial ruin when she accepts the job offer of a lifetime. Jeremy Crawford, husband of best-selling author Verity Crawford, has hired Lowen to complete the remaining books in a successful series his injured wife is unable to finish. Lowen arrives at the Crawford home, ready to sort through years of Verity's notes and outlines, hoping to find enough material to get her started. What Lowen doesn't expect to uncover in the chaotic office is an unfinished autobiography Verity never intended for anyone to read.

Kidnappers grabbed Jenna in broad daylight, right in front of her children and their horrified classmates. Her family was issued an insane ransom demand: $25 million in cash and jewels, payable by the end of the school day, otherwise they’ll never see her again. As Jenna’s mother scrambles to gather the money, detectives Mo Butler and George Ortega follow the trail of the kidnappers, which will lead them through a sordid landscape of jealous lovers, broken dreamers, and twisted schemers. But every second counts, and there’s one thing Jenna Wade doesn’t have: very much time.

When Heather McKinley dreamed of becoming a doctor, she imagined curing sick kids and sporting pink stethoscopes. She never anticipated the sleepless nights, grueling exams, and endless labs. And she certainly never knew that her medical school earned the nickname Dead Med thanks to the tragic history of students overdosing on illegal drugs. But Heather would never consider doing anything like that. That is, until her longtime boyfriend dumps her, she finds herself failing anatomy, and her world starts to crumble.

Cassie thinks she has met the perfect man. Joel is sweet, handsome, romantic, and best of all, he’s crazy about Cassie. She thinks she’s found the guy she’ll spend the rest of her life with. Have children with. Grow old with. Yes, she knows about his perfect ex-girlfriend, Francesca. The beautiful, brilliant chef, beloved by all his friends. But she thinks Francesca is out of the picture. She thinks Francesca is gone for good. Think again, Cassie.

Jazz Bashara is a criminal. Well, sort of. Life on Artemis, the first and only city on the moon, is tough if you're not a rich tourist or an eccentric billionaire. So smuggling in the occasional harmless bit of contraband barely counts, right? Not when you've got debts to pay and your job as a porter barely covers the rent. Everything changes when Jazz sees the chance to commit the perfect crime, with a reward too lucrative to turn down.

Everyone thinks my husband is dead. Just like we planned. Eleven years ago, my husband disappeared. Eleven long hard years I waited, my heart breaking for our son, who didn’t know his father was coming back. Today, my hands shake as I try to understand what I’ve just learned: my husband has a new wife. This wasn’t part of our plan. Eleven years ago, my husband made a terrible mistake. I sacrificed everything to help him fix it. But now he’s put our son and me in danger again. We had a plan. He broke the rules. But who will pay the price?