Ruthless Greek Boss, Secretary Mistress: Harlequin comics

Lucy is secretary to Aristoteles, the CEO of a worldwide trading company. A playboy whose relationships with women never last long, he always ends them with an expensive gift before breaking up. He even has Lucy arrange this as part of her job. However, one rainy day, he sees Lucy changing her clothes, and their relationship begins to change. “You were hiding such charm beneath your plain clothes,” he whispers sweetly in her ear, pushing her onto a desk and kissing her passionately. And now, the two of them are to leave together on a business trip to Athens…?