With her headful of wild curls and wilder ideas and an unabashed love of experiments and explosives, society has labeled Lady Imogen Loveless peculiar…and doesn’t know she’s one of the Hell’s Belles—a group of vigilantes operating outside the notice of most of London.

Born into an aristocratic family, yearning for a life beyond Society’s strictures, Marguerite “Daisy” Townsend is an enterprising sleuth. Hired to obtain proof of a wife’s infidelity, she secures a position in the household of the woman’s lover, never expecting to be lured into the seductive blackguard’s arms herself. Devilishly handsome, David Blackwood, known widely as Bishop, quickly realizes the enticing maid is interested in far more than dusting. She aims to uncover his sins. Although tempted by the dangerous beauty, he can’t risk her learning the truth.

Miss Cleopatra Lewis is about to be launched in society by her aristocratic grandfather. But since she has no intention of marrying, she visits a costume emporium specifically to order unflattering dresses guaranteed to put off any prospective suitors. Powerful and charismatic Jacob Astor Addison is in London, acquiring businesses to add to his theatrical holdings in America—as well as buying an emerald for a young lady back in Boston. He’s furious when a she-devil masquerading as an English lady steals Quimby’s Costume Emporium from under his nose.

After being jilted, Margaret Stredwick has sworn off men and marriage. What she needs is a holiday. But a detour along the way takes a surprising turn that leads Meg to him. And soon she starts to wonder if she should indulge in one grand flirtation before she’s firmly on the shelf. The instant Lucien Ambrose, Duke of Merleton, finds a strange woman touring the halls of his ancient estate, he knows the minx is up to something. So, when a family heirloom is stolen, it’s clear who the culprit is.

Verity Hartley always tells the truth. Well, mostly. However, when her snooty neighbor returns to their small hamlet to brag about having a grand Season, a plethora of ballgowns, and so many suitors that she cannot possibly decide which one to marry, Verity tells a lie. She claims to be betrothed. To a duke. Who happens to be her family’s sworn enemy. But what are the odds that he would ever learn of this one, little, harmless falsehood?

After years of living as London’s brightest scandal, Lady Sesily Talbot has embraced the reputation and the freedom that comes with the title. No one looks twice when she lures a gentleman into the dark gardens beyond a Mayfair ballroom...and no one realizes those trysts are not what they seem. No one, that is, but Caleb Calhoun, who has spent years trying not to notice his best friend’s beautiful, brash, brilliant sister.

Delilah Swanpoole, countess of Derring, learns the hard way that her husband, “Dear Dull Derring”, is a lot more interesting - and perfidious - dead than alive. It’s a devil of an inheritance, but in the grand ruins of the one building Derring left her are the seeds of her liberation. And she vows never again to place herself at the mercy of a man. But battle-hardened Captain Tristan Hardy is nothing if not merciless.

Cora Dove and her sisters’ questionable legitimacy has been the lifelong subject of New York’s gossipmongers and a continual stain on their father’s reputation. So when the girls each receive a generous, guilt-induced dowry from their dying grandmother, the sly Mr. Hathaway vows to release their funds only if Cora and her sisters can procure suitable husbands—far from New York. For Cora, England is a fresh start. She has no delusions of love, but a husband who will respect her independence? That’s an earl worth fighting for.

At birth, Mick Trewlove, the illegitimate son of a duke, was handed over to a commoner. Despite his lowly upbringing, Mick has become a successful businessman, but all his wealth hasn’t satisfied his need for revenge against the man who still won’t acknowledge him. What else can Mick do but destroy the duke’s legitimate son - and woo the heir’s betrothed into his own unloving arms.... Orphaned and sheltered, Lady Aslyn Hastings longs for a bit of adventure. With her intended often preoccupied, Aslyn finds herself drawn to a handsome man who seems to understand her so well.

When Sophie, the least interesting of the Talbot sisters, lands her philandering brother-in-law backside first in a goldfish pond in front of all society, she becomes the target of very public aristocratic scorn. Her only choice is to flee London, vowing to start a new life far from the aristocracy. Unfortunately, the carriage in which she stows away isn't saving her from ruin. It's filled with it.

Hugh Philemon Ancaster, seventh Duke of Ripley, will never win prizes for virtue. But even he draws the line at running off with his best friend's bride. All he's trying to do is recapture the slightly inebriated Lady Olympia Hightower and return her to her intended bridegroom. For reasons that elude her, bookish, bespectacled Olympia is supposed to marry a gorgeous rake of a duke. The ton is flabbergasted. Her family's ecstatic. And Olympia? She's climbing out of a window, bent on a getaway.

American Leonora Garrison has come to England in desperate search of investors to keep her family business afloat but instead finds surprising pleasure when she visits an exclusive ladies’ club and dares to kiss a stranger, who leaves her yearning for more. With a libertine for a father, Viscount Wyeth, more commonly known as Rook, vowed to live his life above reproach, with nary a hint of disgrace. Until one night, he takes a mysterious beauty into his arms, a lady who tempts him to cast his sterling reputation aside in favor of more wicked pursuits.

All Jacinda wants is to find a bride for a duke. How hard could that be? He’s handsome, enigmatic...and hiding something. She’s sure of it. Determined to discover what it is, she travels to his crumbling cliffside estate. Yet by the time she washes up on his beach, she can no longer remember who she is or why the duke is so familiar to her. All she knows is that his kisses are unforgettable - and she intends to use every skill she can to discover what’s in his heart....

American heiress August Crenshaw has aspirations. But unlike her peers, it isn't some stuffy British lord she wants wrapped around her finger - it's Crenshaw Iron Works, the family business. When it's clear that August's outrageously progressive ways render her unsuitable for a respectable match, her parents offer up her younger sister to the highest entitled bidder instead. This simply will not do. August refuses to leave her sister to the mercy of a loveless marriage.

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?