Pretty and pampered, Lavinia Yardley always dreamed of becoming a duchess. But family disgrace forces her into marriage with the most vile duke in England, and she finds herself desperate for a way out. When a rustic stranger mistakes her for globe-trotting botanist Muriel Pendrake at a train station, Lavinia has a split second to decide whether to submit to her fate or steal someone else's.

England, 1865: Newspaper columnist Lady Katherine Bascomb finds herself the subject of speculation when her latest article leads to an arrest in the murders plaguing London. The English believe women ought not to write about such vulgar things as crime, and a particularly attractive detective inspector is incensed that she's interfered with his investigation. To escape her sudden notoriety, Katherine heads to the country - only to witness a murder upon her arrival.

Lady Vesper Lyndhurst is beautiful, clever, and popular. Afforded every luxury as a duke’s daughter, she fills her days with friends, intrigues, and a self-professed knack for matchmaking. She may have sworn off love for herself, but she is rather excellent at arranging it. Faced with an insolvent estate, the Duke of Greydon has no choice but to return to England in a final attempt to revive his family’s fortunes. He’s been gone for years, happy to have escaped his mother and the petty circles of the ton. To his dismay, not much has changed, including the beautiful heiress next door.

When Royal Academy painting student Lucy Coover trips over a naked man passed out in an East End alley, she does the decent thing. She covers him up and fetches help. Trouble is, she can't banish his muscular form from her dreams as easily. Compelled to capture every detail, she creates a stunning portrait but is forced to sell it when the rent comes due. What could be worse than surrendering the very picture of your desire? Meeting the man himself.

With her headful of wild curls and wilder ideas and an unabashed love of experiments and explosives, society has labeled Lady Imogen Loveless peculiar…and doesn’t know she’s one of the Hell’s Belles—a group of vigilantes operating outside the notice of most of London.