Miss Emma Wynn has spent the last year at Ashwick Hall under the protection of Lady Westcliffe. Her uncle and brother think her dead and must continue to do so until she attains her majority. She must prove she is a fit guardian to re-establish herself and protect her brother. When permitted to visit her friend, Lady Eagleton, she is drawn to the reclusive Mr Carne. She suspects, however, that some scandal is attached to him, and she cannot afford to be tainted by association.

Cassandra Comfort's goal for the season is to make an eligible match that will elevate her family's fortunes. But when her luckless brother wagers a marker with her name on it, she must retrieve it before scandal destroys her chances. The only problem is that the politely precise Gerrold Tavinstock won't give the marker back, and every plan to force it from his grasp seems to go desperately awry....

When Eloise Blackburn finds a strange gentleman perched in the leafy branches of an ash tree, she has strong suspicions he is not who he says he is. After all, the neighboring Allen family has never mentioned a cousin named Crispin from the West Indies. And what's this he's saying about a missing inheritance and a secret passageway in Allen Abbey?

Charles Ellsworth is a young Englishman on his triumphant Grand Tour when the dissolution of his family fortunes and his own recklessness leave him stranded and in debt. He enters service as a tutor in the household of M. Tremblay, with nothing but his wits and the kindness shown him by an elderly maid to depend on. Pretty Jeanne Martineau played ingenue roles with a traveling theatre company before the manager absconded with the receipts. Now she works as a maid for the rakish M. Tremblay to avoid starvation, but escaping his groping hands requires she don the disguise of a hideous old woman.

Born with a perfect memory, Lady Elizabeth Beckett has become one of the world's most notorious spies, despite being the daughter of a duke. She is shielded only by her code name: Shadow. When young ladies of High Society begin disappearing from London, Eliza has no doubt who is orchestrating these crimes; a heinous man she has been investigating for years. Vowing to save them before they are sold to the highest bidder, she must risk everything to stop him.