The Greek Millionaire's Mistress. Catherine Spencer

Gina Hudson is in Athens to settle an old score, not fall into bed with her enemy's right-hand man. But she's underestimated the power of Mikos Christopoulos. No-strings sex is what Mikos expects. But soon his mission becomes more, and he whisks Gina away to his island retreat. He thinks she is a perfect part-time mistress– until he starts to want this woman for the rest of his life….