Gayle Windham, earl of Westhaven, is the first legitimate son and heir to the duke of Moreland. To escape his father's inexorable pressure to marry, he decides to spend the summer at his townhouse in London, where he finds himself intrigued by the secretive ways of his beautiful housekeeper. Anna Seaton is a beautiful, talented, educated woman, which is why it is so puzzling to Gayle Windham that she works as his housekeeper.

Wealthy wool magnate Tremaine St. Michael is half French, half Scottish, and all business. He prowls the world in search of more profits, rarely settling in one place for long. When he meets practical, reserved Lady Nita Haddonfield, he sees an opportunity to mix business with pleasure by making the lady his own. Nita Haddonfield has a meaningful life tending to others, though nobody is dedicated to caring for Nita.

Thomas Jennings arrives to his newly acquired estate to find that his steward has fled under a cloud of scandal, and the property has been held together by Miss Loris Tanner, the steward's daughter. Thomas knows what it's like to not fit in, and he's pragmatic enough to respect results, so he gives Loris a chance to maintain her position in a profession uniformly undertaken by men.

Widower Benjamin Romilly, earl of Furness, lives a melancholy life. The loss of his wife in childbirth four years before has robbed him of all happiness. He can barely look at his son, who resembles his mother so strongly and is a constant reminder of her loss. But Jean Saunders, a relative of Benjamin's late wife, erupts into the grief-stricken household to restore order and take Benjamin's son away. From all Jean has heard, she assumes he won't care - but she doesn't know how wrong she is. As they come together to raise Geoffrey right, their budding attraction is undeniable.

Lady Grace Carpenter is ready to seize the day - or, rather, the night - with the most compelling man she's ever known. Marriage would mean losing guardianship of her beloved siblings, and surely no sane gentleman will take on seven children not his own. But if she can have one anonymous tryst with Mattheus, Earl of Worthington, Grace will be content to live out the rest of her life as a spinster.

Other young ladies might occupy their spare time with drawing or needlework, but Sophia Monmouth spends hers scaling rooftops and shadowing suspicious characters. Her objective: to gain information that will free a friend wrongly accused of murder. She hasn't bargained on being spotted and followed back to the Clifford School by a mysterious earl who holds almost as many secrets as she does. Tristan Stratford, Lord Gray, earned the nickname the Ghost of Bow Street because no man has ever escaped him.

A past kiss with adorably bookish Miss Olivia Norley should be barely a memory for Marlowe Drake, the duke of Thornstock. After all, there are countless debutantes for a handsome rakehell to charm beyond a young lady whose singular passion is chemistry - of the laboratory type. But Thorn has not forgotten - or forgiven - the shocking blackmail scheme sparked by that single kiss, or the damage caused to both their names. Now Thorn’s half brother, Grey, has hired the brilliant Miss Norley for her scientific expertise in solving a troubling family mystery.

Lucy Waltham is hunting for a husband, but she needs some target practice. She turns to her brother's cold-as-ice best friend, Jeremy Trescott, the earl of Kendall, to test her seductive wiles on him before setting her sights on another man. But her practice kisses spark a smoldering passion - one that could send all her plans up in smoke.

Along with his stepsiblings, Sheridan Wolfe, Duke of Armitage, is determined to finally solve the mysteries behind the suspicious deaths of their mother's three husbands. Tasked with investigating a possible suspect, Sheridan finds himself in dangerous proximity to her captivating daughter, Vanessa Pryde. But still haunted by a tragically lost love, the duke is resolved to resist the attraction - and avoid any "scheming" husband-hunters. Besides, lovely Miss Pryde seems utterly smitten with a roguish London playwright....

Lillian Phillips could not imagine how her quiet, simple life had come to this. Blackmailed by the Mad Duke of Thornwood into accepting one wild dare after another...all because of a pocket watch. Desperate to recover her beloved father's pawned timepiece, Lily did something reckless and dangerous and delicious-something that led to a night she'd never forget.

One minute, London banker Quinn Wentworth is facing execution. The next, he's declared the long-lost heir to a dukedom. Quinn has fought his way up from the worst slums, and now he's ready to use every dirty trick he knows to find the enemy who schemed against him. Jane Winston, widowed and pregnant, crosses paths with Quinn while her father is preaching to the prisoners. Believing his days are numbered, Quinn offers her marriage as a way to guarantee her independence and provide for her child. Neither thinks they'll actually have a future together.

Cat Campbell knows all about Nathaniel Worthington, fifth Viscount of Lincolnshire. The determined Englishman is never far from Finlarig Castle, where his sisters train women to do more than read and write. And thanks to the fiery kiss they shared nearly a year ago he is never far from her thoughts. No one ever trained her how to forget an irresistible man. Nathaniel knows he should keep his distance from the fierce Scottish lass, but when an urgent letter from Queen Catherine calls Cat to London, he can't resist volunteering to escort her.

Young, widowed, and penniless, Lily Andrews, the Countess of Merrill, has strong opinions on marriage. When she spots a certain engagement announcement in The Times, she decides to take action. She will not allow another hapless girl to fall prey to a man - particularly the scoundrel who broke her heart five years ago. Anonymously she writes and distributes a pamphlet entitled "Secrets of a Wedding Night," knowing it will find its way into his intended's innocent hands.

Miranda Cheever has been blessed with many things, but great beauty is not among them. Still, when she meets Viscount Tuner, she knows she is meant for him. As the years go by, fate is as kind to Miranda as it is harsh on the Viscount. He's skeptical about love with good reason - but he may be falling for Miranda

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.