The Rich Man's Virgin: Harlequin comics

Maggie was raised in a wealthy family. Lately she's started to feel irritated by the people around her who see her as a spoiled brat, no matter how hard she works. One day she meets her rival, Jack McKinnon. Jack started with nothing, but he is successful, well respected and very handsome. Maggie, who is usually rebellious, is for some reason compliant with Jack. She eventually gives up her virginity to him, but the following morning Jack tells her the shocking truth...!