Her Aunt Allegra said, "A young lady with a fortune is subject to all sorts of untoward attentions by the worst sort of vagrants." It is a lesson Tabitha Timmons, a penniless spinster, has never needed to heed. That is, until she is left a vast fortune payable only upon her marriage to the very respectable Mr. Barkworth - a match that offers little chance of discovering exactly what her aunt means by "untoward attentions." But the same can't be said when the Duke of Preston happens along Tabitha's path....

Alexander Denford, Baron Sedgwick, is a gentleman to be envied. He lives a rakish life of well-celebrated ease and contentment and has one person to thank for his perfectly ordered existence - his dearest wife, Emmaline. She never complains about his mistresses or his penchant for late nights out. His friends are envious, but they don't know the truth - Emmaline doesn't exist. But when he starts receiving bills from London for clothes, shoes, hats, and a staggering amount of other female accouterments, he realizes something is decidedly amiss.

Georgiana Escott has one night to find the perfect man to ruin her and leave her with a tattered reputation so she can avoid an arranged marriage to an aging, despicable roue. With a misstep, she tumbles into the arms of the disgraced and dashing Lord Danvers. But Georgie doesn't know that the lover she has enticed to follow her into the night and the stranger she holds responsible for her misfortunes are in the same....

Miss Cleopatra Lewis is about to be launched in society by her aristocratic grandfather. But since she has no intention of marrying, she visits a costume emporium specifically to order unflattering dresses guaranteed to put off any prospective suitors. Powerful and charismatic Jacob Astor Addison is in London, acquiring businesses to add to his theatrical holdings in America—as well as buying an emerald for a young lady back in Boston. He’s furious when a she-devil masquerading as an English lady steals Quimby’s Costume Emporium from under his nose.

When a promised inheritance turns out to be a fraud, shy spinster Charlotte Wilmont makes an impetuous wish that despite her lack of charm and fortune, she could capture the heart of the one man whom she's forever adored - Sebastian, Viscount Trent. With that utterance, Charlotte awakens shocked to find herself entwined with her beloved Sebastian. But the respectable man she knew is now a most rakish devil and she is...well, by some inexplicable magic, London's most infamous mistress.