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.

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.

Once the most charming rake in London, John Aubin lost everything when he overheard a powerful earl’s fraudulent dealings. Branded a liar and cast out of society, he now lives under an assumed name, working in the very orphanage the earl owns. But Aubin’s purpose isn’t charity—it’s revenge. Sober and focused for the first time in his life, he plans to expose the earl’s corruption and reclaim his good name. Nothing will stand in his way—until he meets her.

Determined to support her mother and sisters after her father's untimely death, Charlotte Mandeville covertly crafts satirical caricatures of high society. It not only puts money in her family’s bare pockets, but ensures the haut-ton cannot guard all the power and the secrets. Anthony Yorke has a guilty conscience and a brother to exonerate. When the key piece of evidence to clear his brother's name falls into the hands of a headstrong young woman, he is willing to do whatever is required to obtain it from her.

Jessica Standish is considered an upstart in the eyes of society because she is merely the daughter of a wealthy merchant. After a failed season, the devastating loss of her father and his fortune, her chances of a good match seem impossible. When her mother arranges for them to attend one of the biggest house parties of the summer, Jes dreads the idea of being seen as a fortune hunter. But then Lord Ian arrives. Even though she has only danced with him once, he has become the man of her dreams. As the connection between them grows, he seems so different from the man she thought she was.

Kate Matcham needs a fortune or a husband. She wants neither. With a tainted inheritance in the balance, she receives one offer to become a scoundrel's mistress and another offer of a marriage of convenience. Before resigning herself to a choice, she accepts the invitation to visit a childhood friend, considering it a last hurrah before embarking on a bleak future. The visit goes sideways when she falls for the gentleman her friend intends to marry, a man well out of Kate's league—and one who seems to be hiding something.

Mercy Marcotte doesn't deserve a second chance at love. At least, that's what she's believed since jilting Solomon Kennett, the man she loved, when his fortunes took a turn for the worse. But Solomon is back from the West Indies, rich, aloof, and about to offer for Mercy's best friend. Mercy resolves to stay out of it—until her friend runs off with another man. She can't stand by while Solomon is humiliated yet again.

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.

Mary Hatcher traveled to London to procure a trousseau for her upcoming marriage. When she attends the Frost Fair and meets a different man that ignites her interest, she tamps down the unwelcome feelings. But when her host’s son arrives at dinner and she learns he is the man she met at the Frost Fair, she has a new challenge: She must spend the Christmas Season in the same house as him without falling in love.

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 Amelia Stalwood may live in London at her absent guardian's townhouse, but she's never actually met any nobility; instead of aristocrats, her closest friends are servants. Quite by happenstance, she's introduced to the Hawthorne family and their close family friend, Anthony, the reformed Marquis of Raebourne. They welcome her into their world, but just as she's beginning to gain some confidence and even suspect that she may have caught Anthony's eye, she's blindsided by an unexpected twist in her situation accompanied by nasty rumors.

Christina MacKinnon is secretly relieved to be a widow. She is equally desperate to distance herself from the clan of her dead husband, but as the heir to his estate—one she needs in order to support her siblings—she must first stave off both the advances and threats of the man next in line to inherit. It seems the only person she can turn to is a nearby stranger who seems inclined to help her. But he has a request….

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.

Rowley Knight, Duke of Knighton, is too busy being a duke to bother with such nonsense as love. With three heirs, he is in no hurry whatsoever to succumb to the lures of the leg-shackles. He is content managing his siblings and estates, and avoiding society whenever possible. If he can only find someone to manage his young sister, life can go back to its proper order.

Born with a perfect memory, Lady Elizabeth Beckett has become one of the world's most notorious spies, despite being the daughter of a duke. She is shielded only by her code name: Shadow. When young ladies of High Society begin disappearing from London, Eliza has no doubt who is orchestrating these crimes; a heinous man she has been investigating for years. Vowing to save them before they are sold to the highest bidder, she must risk everything to stop him.