Content with her spinster lifestyle, Miss Sybil Cunning wants to prove that a future as an unmarried woman is the only life for her. As a bluestocking who values hard, empirical data, Sybil needs help with her research. Nolan Pratt, Baron Webb, one of society's most scandalous rakes, is the perfect gentleman to help her. After all, he inspires fear in proper mothers and desire within their daughters.

Lady Genevieve Farendale has a scandalous past. Jilted at the altar years earlier and exiled by her family, she's now returned to London to prove she can be a proper lady. Even though she's not given up on the hope of marrying for love, she's wary of trusting again. Then she meets Cedric Falcot, the Marquess of St. Albans, whose seductive ways set her heart aflutter. But with her sordid history, Genevieve knows a rake can also easily destroy her.

Society's most infamous scoundrel, Daniel Winterbourne, the Earl of Montfort, has been promised a small fortune if he can relinquish his wayward, carousing lifestyle. And behaving means he must also help find a respectable companion for his youngest sister - someone who will guide her and whom she can emulate. However, Daniel knows no such woman. But when he encounters a childhood friend, Daniel believes she may just be the answer to all of his problems.

Eight years ago, Lady Lila March retreated to the safe shadows of her family’s estate after a devastating tragedy. Weary of being a whisper of her former self, she is determined to brave the dangers of the outside world again. No man is better equipped to train her in the art of defense than the Savage Gentleman, East London’s undefeated street fighter. 

Lady Cara Falcot has only served one purpose to her loathsome father - to increase his power through a marriage to the future Duke of Billingsley. As such, she's built protective walls about her heart, and presents an icy facade to the world around her. Journeying home from her finishing school for the Christmas holidays, Cara's carriage is stranded during a winter storm. She's forced to tarry at a ramshackle inn, where she immediately antagonizes another patron - William.

The death of her father leaves Miss Francesca Cornworthy alone and with one last wish to fulfill - that she marry a safe, respectable gentleman. She sets herself on a course to honor that request. That is, until she crosses paths with Mr. Lathan Holman - the very opposite type of gentleman her father wished her to wed.  

Years ago, when Nick Tallings, the recent Duke of Huntly, watched his family destroyed at the hands of a merciless nobleman, he vowed revenge. But his efforts had been futile, as his enemy, Lord Rutland is without weakness. With his rival finally happily married, Nick is able to set his ruthless scheme into motion. His plot hinges upon Lord Rutland's innocent, empty-headed sister-in-law, Justina Barrett. Nick will ruin her, marry her, and then leave her brokenhearted.

Lady Imogen Moore hasn't had an easy time of it since she made her coming out three seasons ago. With her betrothed, a powerful duke, breaking it off to wed her sister, she's become the tons favorite piece of gossip. Never again wanting to experience the pain of a broken heart, she's resolved to make a match with a polite, respectable gentleman. The last thing she wants is another reckless rogue.

To solve a mystery that’s become the talk of the ton, no clues run too deep for willful reporter Verity Lovelace. Not even in the sewers of London. That’s precisely where she finds happily self-sufficient scavenger Malcom North, lost heir to the Earl of Maxwell. Now that Verity’s made him front-page news, what will he make of her? Kidnapped as a child, with no memories of his well-heeled past, Malcom prefers the grimy spoils of the culverts to the gilded riches of society.

Marcus, the Viscount Wessex has carefully crafted the image of rogue and charmer for polite society. Under that façade, however, dwells a man whose dreams were shattered almost eight years earlier by a young lady who captured his heart, pledged her love, and then left him, with nothing more than a curt note. Eight years earlier, faced with no other choice, Mrs. Eleanor Collins fled London and the only man she ever loved, Marcus, Viscount Wessex. he has now returned to serve as a companion for her elderly aunt, with a daughter in tow.

Regina (Reggie) Spark has loved Broderick Killoran, the resourceful and protective proprietor of the Devil’s Den, ever since he saved her from the streets and made her his right hand at the notorious gaming hell. For just as long, Reggie has never admitted her true feelings for him. Nor has she revealed her spirited ambitions - to buck convention and expectations and open a music hall. While Broderick built his gaming empire with ruthless cunning, his loyalty to his employees is boundless.

Leaving behind her life as a courtesan and madam, Clara Winters is moving far from the sinful life to which she was accustomed in the gaming hell the Devil’s Den. Her more reputable and fulfilling endeavor is a music hall for the masses. One night, when she sees a man injured on the streets of East London, she rushes to his aid and brings him home. It’s then that she discovers he’s Henry March, Earl of Waterson, and a member of Parliament. No good can come from playing nursemaid to a nobleman.

For 10 years, Lady Daisy Meadows has been in love with Auric, the Duke of Crawford. Ever since his gallant rescue years earlier, Daisy knew she was destined to be his Duchess. Unfortunately, Auric sees her as his best friend's sister and nothing more. But perhaps, if she can manage to find the fabled heart of a duke pendant, she will win over the heart of her duke.

Set apart by her ethereal beauty and fearless demeanor, Ophelia Killoran has always been a mystery to those around her - and a woman they underestimated. No one would guess that she spends her nights protecting the street urchins of St. Giles. Ophelia knows what horrors these children face. As a young girl, she faced those horrors herself, and she would have died…if not for the orphan boy who saved her life.

Gertrude, the eldest Killoran sister, has spent a lifetime being underestimated - especially by her own family. She may seem as vulnerable as a kitten, but given the chance, she can be as fierce as a tiger. Her adopted brother, Stephen, has just been snatched back by his true father, and she’ll be damned if she relinquishes the boy to the man reviled throughout London as the Mad Marquess.