Spy Girl Series

Heiress Huntley Von Allister has a secret. She's a spy.TROPES: Spy, She saves him, Prince, Royalty romance, She won’t commit, He falls first, Mystery & intrigue, High society, Save the world stakes. Protecting the hottest prince on the planet is easy, but falling in love with him while saving the world might be . . . complicated.
An eighteen-year-old covert agent is pulled out of training before graduation by Black X, an espionage group so secret even the President of the United States doesn't know it exists.
For her first mission, she must go undercover as the long-lost daughter of a recently deceased billionaire, infiltrate high society, and protect the Prince of Montrovia from assassination. But Prince Lorenzo is known as the Playboy Prince for a reason and his sensuality and charisma add a whole other level of complication to her mission. 
She knows that her every move is being watched, but what she doesn’t know is that the Prince is just a chess piece in a bigger game that wil