The Home Office has asked Sir Bertrand Thorndike to head an investigation into stolen royal jewels. It's the perfect chance for Bertie to step out of his brother's long shadow. His superior, The Duke of Haverly, has a plan that makes him balk: in order to sell his cover, Bertie must play the part of a man looking for love, ready to reform his rakish ways. The duke is willing to let Bertie name his own investigative team, but his recommendation that the team include Philippa Cashel has Bertie on his guard. Does the duke-known for his behind-the-scenes machinations-have an ulterior motive?

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.

Evan Eldridge never meant to be a war hero - he just wanted to fight Napoleon for the future of his country. And he certainly didn't think that saving the life of a peer would mean being made the Earl of Whitelock. But when the life you save is dear to the Prince Regent, things can change in a hurry. Now Evan has a new title, a manor house in shambles, and a stranger for a bride, all thrust upon him by a grateful ruler. What he doesn't have are all his memories. Traumatized as a result of his wounds and bravery on the battlefield, Evan knows there's something he can't quite remember.

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.

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.

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.

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.

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.

Haunted by the death of her sister, Finola Shanahan has resolved that she's not worthy of a family of her own and commits to spending her days caring for immigrants in the slums. Unwilling to consider marriage, Finola has perfected the ability to sabotage the relationships her parents arrange for her. At wit's end, her father calls upon the local Irish matchmaker, who pairs her with successful wagonmaker Riley Rafferty.

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 Ludmilla Windmere is mortified. The spinster extraordinaire has fallen in love with her best friend, and that cannot be. The problem? She hasn't met him. Not once. For they have only ever corresponded by letter. When she sets out to uncover his identity, her world shatters. For Addy turns out to be none other but London's worst rake. Adrian St. Addington is perturbed. The rakehell extraordinaire is developing a marked tendre for a spinster, and that cannot be. The problem? She might be mistaking him for someone he is not. Or, what is worse, know precisely who he is.

Mary Bloomfield has no illusions. Her chances for matrimony have long since passed. Still, her circumstances are pleasant enough, especially now that she has found purpose in assisting her father with his medical practice in England's beautiful Lake District. Even without love, it's a peaceful life. That is until Adam Edgerton returns to the sleepy district. This decorated war hero did not arrive home to acclaim and rest, but to a new battle against the repercussions of an insidious disease.

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.

When their elderly guardian dies, Faith Whitford is determined to set up house in Bath and look for respectable country gentlemen for her four sisters. She has no ambitions for mingling with the ton. What she did not expect was a new guardian, in the form of a London Beau to be appointed over them, nor that he would take any interest in their care.

As the beloved stepdaughter of the Earl of Castleton, Lady Mariah Lyons cherishes her home at Plumford Manor, but her idyllic world will be threatened when the estate passes to Cyril Lightbourne, a childhood friend she hasn’t seen or heard from in years. Once, Mariah dreamed their friendship would kindle into something more, but that was before she heard Cyril was courting the cruelhearted Lady Pearl. Now Mariah is willing to welcome him as a friend and pray he will be the heir her stepfather needs, but she’ll keep her heart locked safely away from anyone with such poor taste.

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.

London, October 1886: Trapped in a troubled marriage, Lucy Lawrence is ripe for an adventure. But when she meets the enigmatic Phineas Stone, over the body of her husband in the mortuary, her world begins to fall apart. When her late husband's secrets spill from the grave and her life is threatened by the leader of London's most notorious gang, Lucy must find the strength to rise to the challenge. But who can she trust, and how is she to stay out of the murderous clutches of London's most dangerous criminal?

The Home Office has asked Sir Bertrand Thorndike to head an investigation into stolen royal jewels. It's the perfect chance for Bertie to step out of his brother's long shadow. His superior, The Duke of Haverly, has a plan that makes him balk: in order to sell his cover, Bertie must play the part of a man looking for love, ready to reform his rakish ways. The duke is willing to let Bertie name his own investigative team, but his recommendation that the team include Philippa Cashel has Bertie on his guard. Does the duke-known for his behind-the-scenes machinations-have an ulterior motive?

Evan Eldridge never meant to be a war hero - he just wanted to fight Napoleon for the future of his country. And he certainly didn't think that saving the life of a peer would mean being made the Earl of Whitelock. But when the life you save is dear to the Prince Regent, things can change in a hurry. Now Evan has a new title, a manor house in shambles, and a stranger for a bride, all thrust upon him by a grateful ruler. What he doesn't have are all his memories. Traumatized as a result of his wounds and bravery on the battlefield, Evan knows there's something he can't quite remember.

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.