When a cryptic invitation brings Giulia Pepper to her uncle's remote estate in Devon, she arrives in dire need of a benefactor, only to discover that her uncle never sent her any invitation—nor does he want her there. Forced into a corner, Giulia must contrive a way to convince him to allow her to remain, just long enough to figure out where to go next.

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.

A penniless maid determined to save her father, a broken baron bent on isolation, and the undeniable draw between them that could lead to happiness—or disaster.

Gregory Dinard, a young and inexperienced duke, finds himself in need of a companion to help him navigate the intricacies of his new role. Uncertain of his abilities and unwilling to take a chance at love, he looks for a marriage of mutual benefit rather than a match of mutual affection.

Georgiana Allen is a spinster, and everybody knows it. She also happens to be one of the writers for the Spinster Chronicles, and everybody knows that, as well. She’s accepted her lot in life, and along with the other spinsters in her circle, takes great pride in the articles she writes and the influence she has. Then, Captain Anthony Sterling infiltrates their group and her life, and Georgie impossibly begins to hope, once more.

Elena MacKinnon has spent the last seven years training to become a proper English lady. When her childhood friend, Captain Theo Donovan, returns from serving in the Navy, he brings along with him Elena’s humiliation for the ill-advised and ardent love letter she wrote him before his departure, which he ignored entirely. Elena hopes to simultaneously stifle his memory of the letter and make him regret overlooking her, showing him just how fine an English lady she can be. The only problem? She is not English but a proud Scot—and her heart may be more enamored with Theo than ever.

The last thing Amelia Kennington wants is to participate in the London Season. But the daughter of a duke is not afforded such opinions. She must put forth a subdued facade, but beneath it is a well-hidden fire that surfaces only when provoked—such as when an overly familiar gentleman startles her and she falls into the Serpentine.

Hidden away in rural Devonshire, Phyllida Satterthwaite has always been considered more odd than beautiful. But in London, her oddity has made her a sensation. Far worse, it’s caught the eye of the sinister Duke of Moreland - a notorious art collector obsessed with acquiring one-of-a-kind treasures. To escape the duke’s clutches, she’s going to need a little help. Captain Arthur Heywood’s days of heroism are long past. Grievously injured in the Peninsular War, he can no longer walk unaided, let alone shoot a pistol. What use can he possibly be to a damsel in distress?

Katherine Cartwright knows through bitter experience that true love is fiction and trust should not be bestowed easily. Now, after two unsuccessful London Seasons, her atrocious father has decided to marry her off to the highest bidder to pay for his gambling debts, ridding himself of the daughter he never wanted. A profitable deal is struck, and Kate is packed off to the home of her betrothed, an earl she has never met. Or so she believes.

Sowerby, England, 1802. Miss Genevieve Wilde—a magistrate’s daughter and independent heiress—is determined to meet life’s challenges all on her own, just as her late-father had taught her. So when her father’s pocket watch is stolen, she will do anything to get it back, especially when the local authorities prove incompetent. Upon reading an advertisement in the paper, she takes a chance and contacts a thief-taker to find the watch. It’s a choice Ginny regrets when former Bow Street officer Jack Travers arrives on her doorstep.

Rosalind Newbury is counting down the days until her wedding to the Duke of Marlow, a man she has only met twice. The marriage is more an agreement between two families and less a romantic connection between two hearts, but Rosalind becoming a duchess will elevate her family’s status to dizzying heights. And the duke is a kind man who will care for Rosalind, even if he doesn’t love her.

At the end of his Grand Tour, somewhere between Athens and Constantinople, Christian Selwyn, the young Earl of Hazelmere, vanished—seemingly without trace. Time passes. In London, his uncle and cousin move into his home, while his unofficial fiancée, Sophia, is left desolate and in limbo.

When faced with an unwanted marriage, Alice Rosemeyer accepts an invitation to the estate of Larkhall. Determined to earn her future security without a husband, she begins operating as the anonymous Ace of Hearts, writing letters and offering advice on behalf of the men eager to secure a match at the close of the London season. If she can manage to keep her identity secret, her reputation intact, and avoid the arrogant house guest, Mr. Thomas Herring, she might just call herself successful.

Miss Dinah Ashmore has a problem: her sister has gone missing, and the constable isn’t taking it seriously. She decides to take matters into her own hands by hiring a Bow Street Runner, not understanding the danger she has put herself in. Nathaniel Calvert, Earl of Hawthorne, is an agent of the Crown. His assignment is to root out a radical group and bring them to justice. When Miss Ashmore mistakes him as a Bow Street Runner and explains her plight, he suspects that the missing sister might be connected to his case.

Hannah Kent and Oliver Jennings pledged their hearts to each other as children. Now, years later, Hannah is thrilled to receive an invitation to spend the summer at Oliver’s family’s country estate. The path to wedded bliss is clear - so long as Oliver’s highbrow older brother, Damon, has ceased his juvenile antics, Hannah’s future looks bright indeed. But from the moment Hannah arrives at Summerhaven, nothing is as she expected. Oliver seems disinterested in renewing their acquaintance, and Damon is not the brutish boy she remembers but a man intent on avoiding marriage.

Elsie and her two best friends made a childhood vow to never marry. But when Elsie begins her first season in London, her mother presents her with an irresistible bargain: If she says yes to each and every man's invitations and still remains unattached by the end of the season, she will receive her inheritance and become a free woman. She's thrown into the spotlight by increasing attention in the newspaper gossip articles. Keeping her end of the bargain seems impossible - especially when her best friend's tyrant of a brother begins to make advances that Elsie literally cannot refuse.

When a cryptic invitation brings Giulia Pepper to her uncle's remote estate in Devon, she arrives in dire need of a benefactor, only to discover that her uncle never sent her any invitation—nor does he want her there. Forced into a corner, Giulia must contrive a way to convince him to allow her to remain, just long enough to figure out where to go next.

Eliza Rose is the perfect lady—accomplished in pianoforte, riding, and multiple languages—until a scandal disrupts her privileged world. The fallen Rose family has struggled to regain their standing until a fortuitous connection helps Eliza re-secure her family’s place in Society, giving her everything she believed she wanted.

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.

Lady Verity wants nothing more than to provide a safe home for her sister, whose simple-mindedness is often misunderstood. When Lady Verity's father and husband both die, passing their house to a stranger, she vows to do whatever she must to ensure her sister's safety. The new earl has a reputation for being a rake, and Lady Verity is prepared to make him an offer he cannot refuse.

After years of escaping etiquette lessons in favor of the stables, Christine Devon's grand debut in London is only weeks away, though her deportment lacks the sophisticated polish she needs to achieve her goals of a lofty marriage. Desperate to take her place in society, she needs someone to instruct her in proper behavior. Thomas Gilbert, newly returned from Italy, is ready to begin his dream of founding a horse farm. But during his time away, the estate's finances have dwindled to almost nothing. A chance meeting between them may solve both their problems.

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.

Newly returned from finishing school, Lady Juliette Thorndike is ready to debut in London society. Due to her years away, she hasn't spent much time with her parents, and sees them only as the flighty, dilettante couple the other nobles love. But when they disappear, she discovers she never really knew them at all. They've been living double lives as government spies-and they're only the latest in a long history of espionage that is the family's legacy.

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.

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?

Much to her father's dismay, Miss Amelia Buxton aspires to become a spinster, just like her eccentric aunt. Growing up with parents who married for every reason but love, she has never seen a joyful marriage. When Amelia requests a summer trip to the legendary waters of Brighton, her father allows her the excursion, but with one requirement: She must return engaged, or agree to the proposal of the man of his choosing.

A penniless maid determined to save her father, a broken baron bent on isolation, and the undeniable draw between them that could lead to happiness—or disaster.

Miss Belle Heartstone - heiress and savvy businesswoman - needs a husband. Immediately. As in, yesterday would not have been soon enough. Her mother's attempts at matchmaking have been disastrous. So Belle decides to solve the problem her way - survey the market and purchase the best groom available.

Rebecca Turner traveled to Bath on the faint hope of finding a cure for her ailing mother—but with very little money to pay for it. Dr. Jared Cooper was unsure he could ever love again until he laid eyes on Rebecca’s cousin—the incomparable Miss Alicia. He’s smitten, but she’s in mourning and thus unavailable for a time. Fortunately, her cousin Rebecca can help. Finding themselves each in need of something that the other person can procure, Rebecca and Jared strike a bargain.

Hannah Kent and Oliver Jennings pledged their hearts to each other as children. Now, years later, Hannah is thrilled to receive an invitation to spend the summer at Oliver’s family’s country estate. The path to wedded bliss is clear - so long as Oliver’s highbrow older brother, Damon, has ceased his juvenile antics, Hannah’s future looks bright indeed. But from the moment Hannah arrives at Summerhaven, nothing is as she expected. Oliver seems disinterested in renewing their acquaintance, and Damon is not the brutish boy she remembers but a man intent on avoiding marriage.