They are known simply as The Royal Four—but there's nothing simple about the elite band of spies who serve the King in secrecy. Their missions are dangerous, their love lives are scandalous…and each man in the Royal Four has his own secrets. This is the story of the spy known as The Lion…

SURRENDER TO A WICKED SPYOlivia Calwell's new husband, Dane, is everything she could have ever hoped for in a man. The handsome Lord Greenleigh is charming, debonair, even a bit mysterious…and just thinking of their wedding night makes Olivia blush with pleasure. Yet she can't help but wonder what exactly Dane does all day. His hushed meetings with strangers, his odd comings and goings—it is all enough to drive Olivia mad! Could her beloved husband be involved in something dangerous? Could he even be spying for France?

Spy Dane Calwell knows the new Lady Greenleigh is poised, well educated, and utterly captivating. But he's just discovered that Olivia is also the most curious creature he has ever met! Most wives don't give a whit what their husbands do all day. Why must Olivia ask so many questions—and meddle in matters that do not concern her? Truth be told, Dane finds Olivia's amateur sleuthing enchanting…even a little sexy. But when Olivia gets too close to the mission at hand, Dane must try to stop her before it's too late—or risk losing his beautiful wife forever…