He was never supposed to notice her, seated among the chaperones, but Prince Alexander Karalovy of Russia had eyes for no one in the ballroom but Miss Thea Templebourne. A romance between them was unthinkable, but Russian princes cared nothing for the conventions of the English aristocracy. When rumors flew that more than one man was planning to make her his mistress at the season’s end, Prince Alexander decided there was only one acceptable option—for her to be his princess.