When Clara Mayfield helps her sister elope, she's prepared for the scandal to seal her fate as a spinster. What she doesn't expect is to find herself engaged to the vile Baron Rutherford as a means of salvaging her family's reputation. Determined not to be chained to a man she loathes, Clara slips out of Essex and sheds her identity: She becomes Helen, maid at the Earl of Ashworth's country estate.

Graham, Lord Blakemore, was believed to be lost at sea as a boy. While his mother, Lady Agatha, has never given up hope of finding her son again, others - eager for the title and the wealth that accompanies it - have been conspiring to have him declared dead against Lady Agatha's wishes. Her only ally in the house is her late husband's ward, Miss Beatrice Marlowe. But when a dark-haired stranger arrives on their doorstep claiming to be the lost heir to Castle Black, the plots and schemes of those who would have the castle for themselves take a dark and even more sinister turn.

Emery Jenson came to Wildwood ten years ago with her parents, hired to be the estate's steward and housekeeper. She has taken on more responsibility as her father's mind grows weak and now runs the ducal country seat. When the new duke shows up, she schemes to hide her father's deficiencies, believing the Duke of Winslow won't remain long.

Miss Fiona Hartley’s huge dowry should have ensured that finding a husband would be quick. True, she’s a tad older than the average debutante and spends too much time sketching brutally honest character portraits. She desperately needs a husband, so she can access her dowry, lest the man blackmailing her reveals a secret that would ruin her family. So desperate in fact, that she’s willing to do the unthinkable - propose marriage to the most surly, irritable gentleman in town.

When Veronica said "I do" to Sebastian Sinclair, Duke of Edgefield, she thought all her dreams had come true. He was dashing and doting, and she absolutely adored him—until he betrayed her trust, shattering their marriage, and her heart, into a million tiny bits. She hasn't seen her husband in the two years since, and she'd just as soon make it twenty. But when she learns that her beloved grandfather's dying wish is for her and Sebastian to attend the family's Christmastide celebration, she swallows her pride and asks him a favor: to pretend they're the happy couple they once were.

Elizabeth, Lady Beauchamp, fears for her life. When she discovers her dissolute and long-estranged husband has syphilis—and he wants to beget an heir no matter the cost—she flees to a remote part of Scotland to begin a new life as the widowed governess, Mrs. Beth Eliott at Eilean Tor Castle. When Mrs. Eliott unexpectedly arrives on his doorstep, the reclusive and recently widowed Marquess of Rothsburgh is both irritated and intrigued. No longer in need of a governess—his young daughter now resides with his sister's family—he proposes the beautiful widow fill a position of a different kind.

Lady Ludmilla Windmere is mortified. The spinster extraordinaire has fallen in love with her best friend, and that cannot be. The problem? She hasn't met him. Not once. For they have only ever corresponded by letter. When she sets out to uncover his identity, her world shatters. For Addy turns out to be none other but London's worst rake. Adrian St. Addington is perturbed. The rakehell extraordinaire is developing a marked tendre for a spinster, and that cannot be. The problem? She might be mistaking him for someone he is not. Or, what is worse, know precisely who he is.

When a beautiful stranger ducks into his bookshop during a rainstorm, Cale Cameron, well-known rake, is instantly attracted to her. Elizabeth, Lady Thornhill, is restless and hungers for something she cannot name. Society would never accept a countess and a mere bookseller, so they agree to a one week affair to indulge their desire. As their passion ignites and their connection grows, Elizabeth threatens the one thing Cale has protected above all else—his heart.

Thea Knight loves a spot of mischief. She especially loves her current mischief: masquerading as her sister, while finalizing her scheme to expose the dastardly knaves whose lies ruined her life. Then big, bad-tempered Lord Luxborough upends her game by maneuvering her into marriage. But it's her sister’s name on the license, so the marriage won’t be valid. Thea’s idea? Keep pretending to be her sister until she can run away.

James Cantrell, the new duke of Tereford, has inherited a dukedom in disarray and is overwhelmed by his unaccustomed responsibilities. Then he gets an idea. Cecelia Vainsmede served as liaison between James and her father, and she knows a great deal about business matters, his own in particular. She's also quite pretty. Ever the pragmatist, he suggests a marriage of convenience.