Left with an estate on the brink of bankruptcy after their father's death, Lady Marigold Fairfax and her brother open a private investigation firm marketed to the elite . . . to spy on the elite. Dubbed The Imposters, Ltd., their anonymous group soon becomes the go-to for the crème of society when they want answers delivered surreptitiously. But the many secrets Marigold learns about her peers pale in comparison to her shock when she and her brother are hired to investigate her best friend's father as a potential traitor.

Miss Harriet Peabody dreams of the day she can open up a shop selling refashioned gowns to independent working women like herself. Unfortunately, when an errand for her millinery shop job goes sadly awry due to a difficult customer, she finds herself out of an income. Mr. Oliver Addleshaw is on the verge of his biggest business deal yet, when he learns his potential partner prefers to deal with men who are settled down and wed.

When Lila overhears her uncle talking about a man coming to look for property in the county, she doesn't think twice, until her uncle says he hopes Lila will find enough interest to marry the man. How can she marry someone named Mortimer Luthford, not to mention that his advanced age of thirty-three, and especially since she's already in love with her absent cousin Neville?

Margaret Easton needs a husband, and she needs one now. Her parents are convinced that only a European will do, but Margaret wants nothing more than to stay in England. The trouble is that there is only one man Margaret can think of, or rather, one she cannot forget, and he wouldn’t do as a husband at all. Then she finds herself in his care unexpectedly, and her hunt becomes even more complicated than she could have ever imagined.

After a childhood as a street thief, Gabriella Goodhue thought she'd put her past behind her until a fellow resident at her boardinghouse is unjustly accused of theft. In the middle of breaking into a safe that holds the proof to prove her friend's innocence, Gabriella is interrupted by Nicholas Quinn, the man she once considered her best friend - until he abandoned her.

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.

Claire Powell’s life is turned upside down when her beloved husband admits to a “near affair.” But when Stephen accepts a partnership with an Atlanta law firm without consulting her and buys a historic Southern home sight-unseen―it pushes their already-fractured marriage to the breaking point. Claire’s world spirals, and she soon finds herself in a marriage she no longer wants, in a house she never asked for.

After her father lost the family's fortune, Wilhelmina was cast out of the fashionable set and banished to the wallflower section. Taking a position as a social secretary to help support her family, she's mostly come to terms with her new status. But when her old friend Edgar returns to New York society for the first time since she rejected his marriage proposal, she's newly ashamed at how far she's fallen—and how hastily she dismissed him years ago. Her strategy is to avoid a face-to-face encounter at all costs, but he seems to have other plans.

Beauty has been nothing but a curse to Penelope Snow. When she becomes a personal maid for a famous actress whose troupe is leaving Chicago to tour the West, she hides her figure beneath shapeless dresses and keeps her head down. But she still manages to attract the wrong attention, leaving her prospects in tatters—and her jealous mistress plotting her demise.

After years away, Astrid Nilsson has returned home to Colorado, hoping to become Fairplay’s second doctor...and to find healing for her reoccurring consumption. Spirited and independent, Astrid doesn’t want her illness to be a burden to those she loves, so she has resisted getting serious about any man.

As a former smokejumper, arson investigator Bri Tucker knows her way around fires. But after a mysterious blaze takes the life of a former colleague, Bri inherits a curious puzzle from him that raises questions about several fiery deaths. Someone, however, doesn’t want her picking up where he left off in search of answers. When she teams up with ATF Special Agent Marc Davis to solve the puzzle, the case heats up—as does the attraction between them.

Miss Isadora Delafield may be an heiress, but her life is far from carefree. When her mother begins pressuring her to marry an elderly and uncouth duke, she escapes from the high-society world she's always known and finds herself to be an unlikely candidate for a housekeeper position in rural Pennsylvania. Mr. Ian MacKenzie is known for his savvy business sense and has built his reputation and fortune completely on his own merits. But when his adopted parents are in need of a new housekeeper and Isadora is thrown into his path, he's unexpectedly charmed by her unconventional manner.

Addie Bryant is haunted by her past of heartbreak and betrayal. After her beau, Isaac Hanson, left the Yukon, she made a vow to wait for him. When she's sold to a brothel owner after the death of her father, Addie manages to escape with the hope that she can forever hide her past and the belief that she will never have the future she's always dreamed of. Years later, Addie has found peace in her new life as a photographer, training Camera Girls to operate and sell the Brownie camera. But during the Alaska-Yukon-Pacific Expo in Seattle, Addie is reunited with Isaac.

Louisa Cox is tired of fortune hunters pursuing her dowry. So when Lady Kellen offers to help her find an eligible suitor, Louisa accepts and makes a list of what she wants in a husband. The man selected is barrister Paul Sheldon. He has one thing in his favor: he is unaware of her fortune. What Louisa did not anticipate was his curious behavior—or being so attracted to him. When Paul catches wind of the matchmaking organization his mother and her friends are establishing, he pities the fellow who will be caught in their scheme—until he realizes he is to be their first victim.

EMT Freya Olson has lost her faith, but not her drive to save those who need her help. When the past that her family left behind after her mother's death shows up in Benson, Freya lands on the target list as well. But things aren't what they seem, and Freya’s loyalty will be pushed to the limit.

Miss Gwendolyn Brinley accepted a temporary paid companion position for the Newport summer season, believing it would be a lark to spend the summer in America's most exclusive town. She suddenly finds her summer turning anything but amusing when her employer expects her to take over responsibilities as an assistant matchmaker. Tasked with the daunting prospect of attaining advantageous matches for her clients, Gwendolyn soon finds herself in the company of Mr. Walter Townsend, the catch of the Season, but a gentleman Gwendolyn finds beyond annoying.

After a childhood as a street thief, Gabriella Goodhue thought she'd put her past behind her until a fellow resident at her boardinghouse is unjustly accused of theft. In the middle of breaking into a safe that holds the proof to prove her friend's innocence, Gabriella is interrupted by Nicholas Quinn, the man she once considered her best friend - until he abandoned her.

Left with an estate on the brink of bankruptcy after their father's death, Lady Marigold Fairfax and her brother open a private investigation firm marketed to the elite . . . to spy on the elite. Dubbed The Imposters, Ltd., their anonymous group soon becomes the go-to for the crème of society when they want answers delivered surreptitiously. But the many secrets Marigold learns about her peers pale in comparison to her shock when she and her brother are hired to investigate her best friend's father as a potential traitor.

1906: Lady Elizabeth “Libby” Sinclair, with her love of microscopes and nature, isn’t favored in society. She flees to the beautiful Isles of Scilly for the summer and stumbles onto the dangerous secrets left behind by her holiday cottage’s former occupant, also named Elizabeth, who mysteriously vanished. Oliver Tremayne - gentleman and clergyman - is determined to discover what happened to his sister, with the help of the girl now living in what should have been Beth’s summer cottage...especially when he realizes it’s the curious young lady he met briefly two years ago.

After her father lost the family's fortune, Wilhelmina was cast out of the fashionable set and banished to the wallflower section. Taking a position as a social secretary to help support her family, she's mostly come to terms with her new status. But when her old friend Edgar returns to New York society for the first time since she rejected his marriage proposal, she's newly ashamed at how far she's fallen—and how hastily she dismissed him years ago. Her strategy is to avoid a face-to-face encounter at all costs, but he seems to have other plans.

Miss Harriet Peabody dreams of the day she can open up a shop selling refashioned gowns to independent working women like herself. Unfortunately, when an errand for her millinery shop job goes sadly awry due to a difficult customer, she finds herself out of an income. Mr. Oliver Addleshaw is on the verge of his biggest business deal yet, when he learns his potential partner prefers to deal with men who are settled down and wed.

In the search for the truth, the line between fact and fiction is beginning to fall out of focus It is 1903, and Lily Temple is a beautiful silent-film actress who spins fairy tales and plays frivolous roles in front of the cine-camera. But beneath the costumes and stage makeup is a woman with a quick wit, a murky past, and a tantalizing secret. As an underground investigator to the wealthy, Peter Driscoll has been tasked with locating the legendary Briarwood Teardrop, an exquisite sapphire that has been missing for years—and which Lily happens to be wearing beneath her gown.

With her father dead, her fortune stolen, and her fiancé casting her aside, Miss Drusilla Merriweather's privileged life has been upended. She is left with only one option: to provide for her family by opening a finishing school in the allegedly haunted castle she's inherited from her eccentric aunt. However, her plan is immediately threatened by unscrupulous developers keen on claiming the coveted estate for themselves, by any means necessary.

In the eyes of London Society, Gillian Phelps is suitable enough. Though the ton whispers about her change of residence, any speculation remains just that: ballroom gossip. No one—not even the other Huntresses, the group of ladies she calls her dearest friends—knows that she is harboring a devastating family secret. Gillian has become adept at hiding the reality of her circumstances, but the close quarters of a house party will test her ability to conceal the crushing truth. And with so many people to deceive, the late arrival of another guest is a most unwelcome surprise.

For three years, Penny Ercanbeck has been opening other people's mail. Dead ends are a reality for clerks at the Dead Letter Office. Still, she dreams of something more - a bit of intrigue, a taste of romance, or at least a touch less loneliness. When a letter from a brokenhearted man to his one true love falls into her hands, Penny seizes this chance to do something heroic. It becomes her mission to place this lost letter into the hands of its intended recipient.

In England's Regency era, manners and elegance reign in public life - but behind closed doors treason and deception thrive. Nicholas Langdon is no stranger to reserved civility or bloody barbarity. After suffering a battlefield injury, the wealthy, well-connected British officer returns home to heal - and to fulfill a dying soldier's last wish by delivering his coded diary.

Julia Cummings has long been acquainted with loss - her mother, her brother, her sister, her friend, all gone too soon. But the loss that pushed her grief to the limit as a young girl was that of her best friend, Lucas Jonquil, who abandoned her without looking back. Now, eight years later, Lucas has returned to Lampton Park, and Julia has steeled herself - she will never forgive the man who broke her heart.

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.

When Lady Margaret Blake and her sister lose their parents in a boating accident, they are left to the guardianship of their uncle. Disregarding their feelings for the price their beauty will fetch on the Marriage Mart, he arranges a match for both. Lady Margaret, however, takes her fate into her own hands. Returning home after war to assume his responsibilities, Luke, Duke of Waverley, expects a nice, quiet life on his country estate. Within hours of stepping foot in England, though, he stumbles upon a young woman being attacked, and no sooner does he rescue her than she runs away.

Grace Sinclair has been callously cast out of her home. And though taken in as an orphaned child by the vicar and his wife, her unsurpassed beauty makes it impossible for her to remain in the vicar’s household - with two daughters of their own about to enter Society, the vicar and his wife see Grace as nothing but competition. Thankfully, Grace’s estranged Aunt Bell has agreed to take her in to her home in London. But Grace soon learns her situation has just gotten much worse.