Seven long years ago, Jack Carstares, the Earl of Wyncham, sacrificed his honour for his brother and has been in exile ever since. Returning to England, Jack pretends to be a gentleman named Sir Anthony Ferndale but makes his living in a most ungentlemanly fashion, as a highwayman and a gambler.

Stepping into the wrong carriage at a Sussex village, Elinor Rochdale is swept up in a thrilling and dangerous adventure. Overnight the would-be governess becomes mistress of a ruined estate and partner in a secret conspiracy to save a family's name. By midnight, she is a bride, by dawn, a widow.

Horry Winwood doesn't play by the rules. So when her family are near ruin and her sister is about to enter a loveless marriage to a wealthy man to settle the family debts, young and headstrong Horry proposes to marry him instead. As her new husband's attentions fall elsewhere, Horry feels increasingly unhappy. Then she meets the attractive and dangerous Lord Lethbridge, and her days suddenly become more exciting. But there is bad blood between Horry's husband and Lord Lethbridge, and as complications and deceptions mount, the social tangle grows ever trickier to unpick.

Annis Wychwood delights in her independence. Beautiful, rich and far too busy for love, she has turned down the advances of many a hopeful suitor. But when she becomes entangled in the affairs of a runaway heiress, she encounters the girl's guardian, the notorious Oliver Carleton. While Oliver may be a reckless and uncivil rogue, Annis can't help but be drawn towards his wild ways.

The Honourable Christopher Fancot, on leave from the diplomatic service in the summer of 1817, is startled to find his entrancing but incorrigibly extravagant mother on the brink of financial and social ruin - and more than alarmed to find that his twin, Evelyn, has disappeared without trace. Christopher - Kit - is forced into an outrageous masquerade by the tangled affairs of his wayward family: his rigid uncle, Lord Brumby; the surprisingly wily Sir Bonamy Ripple; the formidable old Lady Stavely and Evelyn's betrothed, Cressy.