In Petrakis's Power (Hardcover, Library ed)

"An inconvenient arrangement..."
To safeguard her family's future, Natalie Carr must make a deal with the devil, Ludo Petrakis. She doesn't trust him, but the energy between them leaves her breathless and powerless. So Natalie agrees to his outlandish proposition: travel to Greece--as his fiancee
Natalie can see the cracks in Ludo's unshakable control as the lines between pretense and reality blur. In challenge to his terms, she longs to expose the shadows behind his eyes, and it's getting harder and harder to resist the smoldering tension between them....