Caroline Gray’s third season in London society ends as badly as her first two - no marriage proposal, no suitor, not even a glimmer of an interested prospect. She suspects it’s because she is far too quick to speak her mind to men who are put off by her opinions, her intellect, and her unconventional ideas. Besides, Caroline thinks there will always be next season to find a husband. However, her family’s dwindling income leaves Caroline with only one choice to secure her future: a one-way ticket to sail with the fishing fleet to India, where the son of a family friend waits.

Fooled by love once before, Margaret vows never to be played the fool again. To keep her vow, she attends a notorious matchmaking party intent on securing the perfect marital match: a union of convenience to someone who could never affect her heart. She discovers a man who exceeds all her hopes in the handsome and obliging rake, Mr. Northam. There’s one problem: His meddling cousin, Lord Williams, won’t leave her alone. Condescending and high-handed, Lord Williams lectures and insults her. When she refuses to give heed to his counsel, he ruins her chances for making a good match.

Brighton, England, 1820. Amelia Moore wants only one thing - to secure the future happiness of her younger sister, Clara. With their stepfather’s looming death, the two sisters will soon be on their own - without family, a home, or a penny to their names. When an invitation arrives to join a house party at Lakeshire Park, Amelia grasps at the chance. If she can encourage a match between Clara and their host, Sir Ronald, then at least her sister will be taken care of.

Isabelle Rackham knows she will not marry for love. Though arranged marriages have fallen out of fashion, hers has been settled for some time to combine the upper-middle-class wealth of her father’s coal mines with Alexander Osgood’s prospering Northern country textile mills. Though not a man prone to romantic gestures, Alexander is well known as an eligible bachelor. His good looks have turned more than one head, so Isabelle is content to think of herself as Alexander’s wife.

Shy and timid Lenora Wilton has spent most of her life either behind the keys of her beloved pianoforte or in the shadow of her younger sister, Cassie. But when Lenora decides to travel to Bath to live with her Aunt Gwen and teach music at an all-girls' boarding school, she begins a journey of self-discovery that leads her to a surprising romance. Lenora must decide if she is willing to risk her heart for a chance to love and be loved in return.

Mark Rivers was a firefighter until he got trapped in a wildfire and suffered third-degree burns on his face and body. After a year of recovering, Mark is trying to piece his life back together but struggles both emotionally and psychologically. He's been a recluse until he forces himself to attend his niece's school play and sees Riley, the school's art teacher. Immediately, Mark feels a connection to her. Maybe it's the kind way she greets his niece or the way the art she created for the school play is reminiscent of his late mom's artwork.

Lord Elliott Mayfield sees the new generation of his family moving in the same direction of bad matches and scandalous relationships as the last. In hopes to change their course, he establishes a "marriage campaign" to motivate them to improve themselves through making respectable matches. Peter, Elliott's eldest nephew, thinks the entire idea is ridiculous. A widower with two young daughters, he simply needs a governess, not a wife. Julia Hollingsworth has the credentials and the experience, but is too young and pretty for such a job. So why can't he stop thinking about her?

Cassie, the youngest of six daughters in the Wilton family, is bold, bright, and ready to enter society. There's only one problem: her older sister, Lenora, whose extreme shyness prevents her from attending many social events. Lenora is now entering her third season, and since their father has decreed that only one Wilton girl can be out at a time, Cassie has no choice except to wait her turn.

Marianne Daventry will do anything to escape the boredom of Bath and the amorous attentions of an unwanted suitor. So when an invitation arrives from her twin sister, Cecily, to join her at a sprawling country estate, she jumps at the chance. From a terrifying run-in with a highwayman to a seemingly harmless flirtation, Marianne finds herself embroiled in an unexpected adventure filled with enough romance and intrigue to keep her mind racing.

Rosalind Newbury is counting down the days until her wedding to the Duke of Marlow, a man she has only met twice. The marriage is more an agreement between two families and less a romantic connection between two hearts, but Rosalind becoming a duchess will elevate her family’s status to dizzying heights. And the duke is a kind man who will care for Rosalind, even if he doesn’t love her.

Lucy, a smart, attractive, and well-respected botanist, travels to Blackwell Manor to take care of her sick cousin, Kate, who is married to Miles' younger brother. For Lucy, the trip is a welcome respite from her work and recent discovery of a breakthrough serum that could eliminate the scourge of vampires from London. But Lucy finds more than she bargained for when she arrives at the Manor.

Phoebe Kimball grew up believing in love, but after failing to find a gentleman capable of capturing her heart, she has turned more practical than romantic. She is determined to find a husband in London this season. If only the annoying Mr. Fenwick would stop appearing every time she sets her cap at someone! When an anonymous letter arrives warning her that her current target is unsuitable marital material, Phoebe begins a relationship with the letter writer that promises something more than a practical alliance.

An arranged marriage was never what Callum Darrington, future Duke of Edinbane, imagined for himself. But with the wellbeing of his uncle’s family hanging in the balance, Callum strikes a bargain with his father and reluctantly agrees to tie himself to a stranger. The reality of the lovely Lady Katherine is more than he could have hoped for, and their wedding heralds a bright new future for the couple — until Callum discovers his father deliberately deceived him. Callum lashes out, setting in motion heartbreak not even he could have foreseen.

Hannah Kent and Oliver Jennings pledged their hearts to each other as children. Now, years later, Hannah is thrilled to receive an invitation to spend the summer at Oliver’s family’s country estate. The path to wedded bliss is clear - so long as Oliver’s highbrow older brother, Damon, has ceased his juvenile antics, Hannah’s future looks bright indeed. But from the moment Hannah arrives at Summerhaven, nothing is as she expected. Oliver seems disinterested in renewing their acquaintance, and Damon is not the brutish boy she remembers but a man intent on avoiding marriage.

Amelia Beckett is delighted to be a widow. Married by proxy to a man she'd never met, Amelia recognizes that a fortuitous entry into widowhood frees her from meddlesome chaperones and matchmakers. Heiress to her mother's sugar plantation in Jamaica, she happily anticipates working in a man's world, with the additional credibility of her new title: Lady Lockwood. But with the arrival of Captain Sir William Drake, her plans quickly go awry...William has traversed the Atlantic with one purpose.