London, 1815. Cassandra Hazeldon is on the run. Under duress to marry a repellent friend of her uncle, Cassandra has made her escape, but now she is very much alone. With luck and quick thinking, she finds a refuge in a grand mansion in Mayfair, and a protector in Lord Irlam, or Hal to his friends. Posing as a friend of Hal’s sister, Cassandra is swept up into the social whirl of a Brighton summer. But the attraction between her and Hal is starting to scorch, and when jealousy is added to the mix, things are set to reach boiling point.

Sophy Hadlow does not want to return for another London Season. Her own debut into Society was marred by self-consciousness and her cringing embarrassment every time she was announced as ‘The Lady Sophronia Hadlow’. Yet, much to her dismay, Sophy is back in London to oversee the debut of her younger sister and their wild cousin, Susan Tyneham, who risks ruining both her own and her innocent cousin’s chances of marriage.

Nightly at the Covent Garden Theatre in London, an enchanting actress is wowing the crowds with her affecting portrayal of Ophelia. Preyed on by rakes and opportunistic young bucks, feted by dukes and earls, even the Prince Regent himself, Angelica Leigh is a sensation. But in Regency England, beauty and talent are not enough to be considered marriage material, so when the eminently eligible Lord Charles Latimer sets his heart on Angelica, his uncle is sent to intervene.

Self-made civil engineer Geoffrey Brookhouse has unexpectedly inherited the dukedom of Greenwood. But he has a secret that could ruin his family. Hoping to save his timid sister from that fate, he seeks to marry her off to a respectable, protective gentleman. With the London Season imminent, Geoffrey hires Elegant Occasions to orchestrate her debut. Yet Lady Diana Harper, spirited fashion expert, proves more than he bargained for. Suddenly, Geoffrey’s sister is emerging from her shell, and he is beleaguered with social invitations and gossip!

Isabelle Wareham, whilst caring for her beloved widowed father, has not seen much of the world. After his death, Isabelle finds she is no longer her own mistress but under the guardianship of her unscrupulous brother-in-law, Lord Dunsfold, who sees her as a way to improve his own fortunes. The outlook looks bleak until events throw Isabelle and the impoverished Earl of Idsworth together. However, Dunsfold is determined to force her into a more lucrative match and Isabelle will need to rise above her circumstances to reach her chance of happiness.

All of London gossips about the Duke of Montrose. A recluse. Inflicted with a terrible disease. A gargoyle with a terrible temper. But he's also the most important patron of the centuries-old book shop that belongs to Miss Elizabeth Sharpe's family. Now she's been charged with delivering books to the Gargoyle of London herself—or risk their shop falling into ruin. But surely a duke can't be that ghastly . . .

Miss Amelia Fleming has a very good reason to hate the Earl of Langley. A year ago, her father drowned in the Thames after losing a fortune to Langley at cards. Now her family is broke, her fiance has broken their engagement, and the debt still hasn't been paid. Someone has to deal with the earl, but Amelia's brother doesn't have the nerve and her mother has fled to France. It's no business for a gently bred young lady, but the Earl of Langley is about to learn that Amelia Fleming is not your typical young lady . . .

Evelyn Maltravers understands exactly how little she's worth on the marriage mart. As an incurable bluestocking from a family tumbling swiftly toward ruin, she knows she'll never make a match in a ballroom. Her only hope is to distinguish herself by making the biggest splash in the one sphere she excels: on horseback. In haute couture. But to truly capture London's attention she'll need a habit-maker who's not afraid to take risks with his designs - and with his heart.

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.

While her older sister is being presented to London Society for the season, Lydia Bramwell is sent to her Aunt Camilla in the Sussex countryside. High-spirited Lydia expects a very dull visit, but her sojourn to the village of Diddlington is not as idyllic as she anticipates . . . A charred and bludgeoned corpse is found in the woods, and suspicion falls on Lydia's aunt's suitor, an intriguing Frenchman. Convinced of his innocence, Lydia enlists the help of her new friend, John Savidge, to catch the real killer.

In Regency England, marriage is everything. For young widow Sybella Lovatt, the time has come to find a suitable husband for her sister and ward Lucie. Male suitors are scarce near their Wiltshire estate, so the sisters resolve to head to London in time for the Season to begin. Once ensconced at the Mayfair home of Lady Godley, Lucie’s godmother, the whirl of balls, parties and promenades can begin. But the job of finding a husband is fraught with rules and tradition. Jostling for attention are two lords.

Lady Myrtle McQuoid has always felt a little forgotten, and this season is no exception. When her boisterous family vacates their London townhouse for the country, Myrtle finds she’s been left behind. But she just needs to stay warm, keep her belly full, and distract herself until her relatives realize their mistake and turn back to collect her. Surely that won’t take long. 

Captain William Hawksmoor of the Royal Navy never expected to inherit Kingscastle and is none too pleased when he does so. Especially when he learns that he must marry within a year or be forever dealing with trustees. As the new marquis of Athelney, the captain takes command of Kingscastle and discovers much to be done to set it in order. He must also contend with his aunt Lady Willoughby Hawksmoor, who is determined that her daughter will be his wife.

The last thing Amelia Kennington wants is to participate in the London Season. But the daughter of a duke is not afforded such opinions. She must put forth a subdued facade, but beneath it is a well-hidden fire that surfaces only when provoked—such as when an overly familiar gentleman startles her and she falls into the Serpentine.

Nowadays the Marquess of Hastings would probably be described as having Asperger's. He's good-looking and rich, but his lack of social skills make it hard for him to find a much-needed wife. He scandalizes the ton by putting an advertisement in the newspaper describing the type of spouse he requires and the marriage of convenience he envisages. Amazingly, he finds a suitable candidate. Elisabeth is an impoverished gentlewoman with literary aspirations. But can this oddly-assorted pair possibly coexist, let alone find happiness?