Spirited debutante Lady Olivia McLeod, cherished daughter of the Duke and Duchess of Strathaven, has two interests: solving mysteries and winning the love of her rescuer and secret crush, the infamous Duke of Hadleigh. When Livy joins Lady Charlotte Fayne's charity for young ladies and discovers that it is a front for a covert investigative agency, she is thrilled. Livy dedicates herself to solving a deadly case. Little does she realize that the path to danger will also lead to her heart's deepest desire.

Cora, Lady Dane, gave up her dreams of happily ever after a long time ago. Now newly widowed, the young mother is determined to finally live on her own terms... until a devastating betrayal shatters her hopes for the future. Faced with the prospect of losing her beloved children to overbearing relatives, Cora needs the help of the one thing she swore she'd never have again: a husband.

Sophie Campbell is determined to be mistress of her own fate. Surviving on her skill at cards, she never risks what she can’t afford to lose. Yet when the Duke of Ware proposes a scandalous wager that’s too extravagant to refuse, she can’t resist. If she wins, she’ll get 5,000 pounds, enough to secure her independence forever. Jack Lindeville, Duke of Ware, tells himself he’s at the Vega Club merely to save his reckless brother from losing everything, but he knows it’s a lie. He can’t keep his eyes off Sophie, and to get her he breaks his ironclad rule against gambling.

Lord Lysander Blackstone, the stern Duke of Montcroix, has only one interest: increasing his considerable fortune. After a series of betrayals, he keeps his emotions buried deep. Money, after all, can't break a man's heart—or make promises it can’t keep. But when his reputation for being heartless jeopardizes a new business deal, he finds himself seeking a most unusual—and alluring—solution.

Entangled by their pasts, a rakehell lord and an outspoken lady find passion that flares in their present. Will they have a second chance at romance, or will the sins of the past keep them apart forever? 

Lady Vesper Lyndhurst is beautiful, clever, and popular. Afforded every luxury as a duke’s daughter, she fills her days with friends, intrigues, and a self-professed knack for matchmaking. She may have sworn off love for herself, but she is rather excellent at arranging it. Faced with an insolvent estate, the Duke of Greydon has no choice but to return to England in a final attempt to revive his family’s fortunes. He’s been gone for years, happy to have escaped his mother and the petty circles of the ton. To his dismay, not much has changed, including the beautiful heiress next door.

Oliver Dasenby is the most infuriating man Primrose Garland has ever known. He may be her brother's best friend, but he has an atrocious sense of humor. Eight years in the cavalry hasn't taught him solemnity, nor has the unexpected inheritance of a dukedom. But when Oliver inherited his dukedom, it appears that he also inherited a murderer. Oliver might be dreadfully annoying, but Primrose doesn't want him dead. She's going to make certain he survives his inheritance - and the only way to do that is to help him catch the murderer!

Widowed Lady Sylvia Elton is out to save young ladies from the terrible fate of love and marriage. Her former husband has retained his reputation as an honorable and loving man in death, but Sylvia has privately mourned his lies and infidelity. Joined by two equally scorned and cast-off friends, Sylvia establishes the Mismatch Society. With each new liberated member, the scandalous circle wreaks havoc on the romantic prospects of London’s frustrated male peerage. But nothing prepares Sylvia for the Viscount St. John, a familiar face and her most formidable challenger.

Evie Harlow is quite content running the quaint little bookshop she inherited from her father…or so she convinces herself anyway. It might not bring in much money, it's not very exciting, and it's not a very good way to meet eligible men, but Evie's always thought she was destined for spinsterhood, a dull life, and hard work.

He's a policeman on a hunt for justice. She's a proud daughter of the London criminal underworld. Danger brings them together...and desire binds them in this steamy enemies to lovers romance. Shattered by betrayal, former scholar Harry Kent has made a new life for himself as a policeman. Sent on a dangerous covert mission, he must protect a clever and wicked beauty who specializes in disguises and mischief. She stands for everything he scorns - and seduces him with every look of her innocent eyes.

War hero Alistair Carsington really really loves women, and his romantic impulses have landed him in nearly as much danger as the Battle of Waterloo. To avoid his usual temptations and perhaps even repay the friend who saved his life, he's exiled himself to a place far from civilization - Derbyshire - in winter! Fate laughs at his good intentions and drives him straight into conflict with Miss Mirabel Oldridge, his match in tenacity, intelligence, and deviousness - who also happens to be wildly irresistible.

Pretty and pampered, Lavinia Yardley always dreamed of becoming a duchess. But family disgrace forces her into marriage with the most vile duke in England, and she finds herself desperate for a way out. When a rustic stranger mistakes her for globe-trotting botanist Muriel Pendrake at a train station, Lavinia has a split second to decide whether to submit to her fate or steal someone else's. 

Thea Knight loves a spot of mischief. She especially loves her current mischief: masquerading as her sister, while finalizing her scheme to expose the dastardly knaves whose lies ruined her life. Then big, bad-tempered Lord Luxborough upends her game by maneuvering her into marriage. But it's her sister’s name on the license, so the marriage won’t be valid. Thea’s idea? Keep pretending to be her sister until she can run away.

Finding out that her husband was a bigamist didn't devastate Portia Stefani; she held her head high when she forced him out of her life. But losing her beloved music school as a result of the traitorous bastard's gambling debts almost destroyed her. The only way she'll be able to make ends meet is to accept a lucrative tutoring position in remote Cornwall. What Portia hasn't anticipated is the life-altering impact that her mesmerizing new employer has on her.

Shunned by a society that puts attractiveness above all else, Lady Eliza Darby’s wallflower status keeps her from getting the one thing she wants most, namely, to be a mother. But, when her scorned older sister returns home to see all of her sisters wed in happy matches, it may be Eliza’s only chance to secure a husband and have the children she so desires. Jilted in a publicly humiliating display, Dax Kane, the Duke of Ashbourne, has sworn off love forever. But, when the title demands it, he selects the most perfect candidate for the position: Lady Eliza Darby.