Agents for the Crown Series Collection 2 Books Set by Julia Quinn

To Catch An Heiress: by the bestselling author of Bridgerton (Agents for the Crown) ...

When Caroline Trent is kidnapped by Blake Ravenscroft, she doesn't even try to elude this dangerously handsome agent of the crown. After all, she's been running from unwanted marriage proposals. Yes, Blake believes she's a notorious spy named Carlotta De Leon, but for six weeks until her twenty-first birthday, when she'll gain control of her fortune, hiding out in the titillating company of a mysterious captor is awfully convenient - and maybe just a little romantic, too.Blake Ravenscroft's mission is to bring 'Carlotta' to justice, not to fall in love. His heart has been hardened by years of intrigue, but this little temptress proves oddly disarming and thoroughly kissable. And suddenly the unthinkable becomes possible - could this mismatched couple be destined for love?...

How To Marry A Marquis: by the bestselling author of Bridgerton (Agents for the Crown) 

James Sidwell, the Marquis of Riverdale, has been summoned to rescue his aunt from a blackmailer, a task that requires him to pose as the new estate manager, and his primary suspect is his aunt's companion, Elizabeth. Intrigued by the alluring young woman with the curious little rulebook, he gallantly offers to help her find a husband . . . by practicing her wiles on him. But when practise becomes all too perfect, James decides that there is only one rule worth following - that Elizabeth marry her marquis.