After years of escaping etiquette lessons in favor of the stables, Christine Devon's grand debut in London is only weeks away, though her deportment lacks the sophisticated polish she needs to achieve her goals of a lofty marriage. Desperate to take her place in society, she needs someone to instruct her in proper behavior. Thomas Gilbert, newly returned from Italy, is ready to begin his dream of founding a horse farm. But during his time away, the estate's finances have dwindled to almost nothing. A chance meeting between them may solve both their problems.

Rowley Knight, Duke of Knighton, is too busy being a duke to bother with such nonsense as love. With three heirs, he is in no hurry whatsoever to succumb to the lures of the leg-shackles. He is content managing his siblings and estates, and avoiding society whenever possible. If he can only find someone to manage his young sister, life can go back to its proper order.

Gregory Dinard, a young and inexperienced duke, finds himself in need of a companion to help him navigate the intricacies of his new role. Uncertain of his abilities and unwilling to take a chance at love, he looks for a marriage of mutual benefit rather than a match of mutual affection.

When their father's death leaves them impoverished, Sarah Summers and her genteel sisters fear they will be forced to sell the house and separate to earn livelihoods as governesses or companions. Determined to stay together, Sarah convinces them to open their seaside home to guests to make ends meet and provide for their ailing mother. Instead of the elderly invalids they expect to receive, however, they find themselves hosting eligible gentlemen. Sarah is soon torn between a growing attraction to a mysterious Scottish widower and duty to her family.

Georgiana Allen is a spinster, and everybody knows it. She also happens to be one of the writers for the Spinster Chronicles, and everybody knows that, as well. She’s accepted her lot in life, and along with the other spinsters in her circle, takes great pride in the articles she writes and the influence she has. Then, Captain Anthony Sterling infiltrates their group and her life, and Georgie impossibly begins to hope, once more.