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.

Lady Sophronia Bremerton is a far cry from the typical debutante, but she’s the toast of London’s upper class for one simple reason: she’s a society columnist for the London Illustrated News, and the gentry loves seeing their exploits printed in the gossip pages. But Sophie has bigger plans - she aspires to be an investigative reporter. When a stuffy ballroom during yet another Season proves to be nothing more than the usual rumor mill, Sophie seeks respite in the library, alongside four other young women who, for their own reasons, are also looking for escape.

When Persephone Lancaster receives a marriage proposal from the ill-tempered Duke of Kielder, she refuses - and then reconsiders. The obscene sum of money he's offering Persephone would save her family from ruin. With her characteristic optimism, she travels to the far reaches of Northumberland to wed a greatly feared stranger. Lodged deep in a thick forest infested with wild dogs, the Duke's castle is as cold and forbidding as the Duke himself, a man with terrible scars on his body and his soul.

Wyoming Territory, 1876. US Marshal John “Hawk” Hawking is one of the most respected lawmen in the West, so when a telegram arrives from the small town of Sand Creek warning him of a death threat against him, he immediately begins an investigation. Posing as a farmer, Hawk heads to Sand Creek, a town ruled by a violent and corrupt sheriff. Only one person is trying to stop him―Liesl, the sheriff’s own daughter. When Liesl meets the self-assured and attractive new farmer, John, she hopes he might help her in the fight for justice.

When Crispin, Lord Cavratt, thoroughly and scandalously kisses a serving woman in the garden of a country inn, he assumes the encounter will be of no consequence. But he couldn’t be more mistaken - the maid is not only a lady of birth, she’s the niece of a very large, exceptionally angry gentleman, who claims Crispin has compromised his niece beyond redemption. The dismayed young lord has no choice but to marry Miss Catherine Thorndale, who lacks both money and refinement and assumes all men are as vicious as her guardian uncle.

London, 1885. Amelie Hampton is a hopeless romantic, which makes her the perfect columnist to answer lonely heart letters in The Marriage Gazette. When Amelie plays matchmaker with two anonymous lonely hearts, she also decides to secretly observe the couple’s blind date. To her surprise, the man who appears for the rendezvous is Harold Radcliffe - a grieving widower and a member of Amelie’s book club.

As a once happily married woman, Rebecca Parker lived a charmed life, but now widowed and working for a living, she feels alone and lives a mundane existence. That is until the day a valet speeding by on a horse nearly runs her off the road. Mr. Malcolm Henry is apologetic, gentle, and very handsome. She’s instantly drawn to him, which is why, rather than stopping him from kissing her, she finds herself kissing him back, reigniting a nearly forgotten passion in her. But love at first sight only happens in fairy tales—never to an ordinary woman like 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.

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 Charlotte's grandmother invites her to accompany her to Norfolk, Charlotte jumps at the chance to visit the sea and escape the fuss surrounding her sister's wedding preparations in London. Lord William Cheston, on the other hand, is most unhappy when his mother informs him that her old friend and a granddaughter are coming to stay. Not only is it lambing season, but he's also dealing with the mysterious loss of several sheep. The last thing he needs is a child underfoot.

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.

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.

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.

Caroline Clapham isn’t a world renowned artist—she’s simply a farmer’s daughter possessed of natural talent with a paintbrush. Talent that her mentor, the Countess of Inglewood, is happy to foster for a summer at her beautiful seaside estate. Caroline wants to see the world and commit its beauties to canvas, but she fears that the season will end and she will return home as insignificant as ever. The lure of an adventure and the enchanting Inglewood estate keep her dreams alive, but when she meets Edward Everly and agrees to fake a courtship with him, those dreams begin to change.

Lord Elliott Mayfield sees the new generation of his family moving in the same direction of bad matches and scandalous relationships as the last. In hopes to change their course, he establishes a "marriage campaign" to motivate them to improve themselves through making respectable matches. Peter, Elliott's eldest nephew, thinks the entire idea is ridiculous. A widower with two young daughters, he simply needs a governess, not a wife. Julia Hollingsworth has the credentials and the experience, but is too young and pretty for such a job. So why can't he stop thinking about her?