A Guilty Affair by Hamilton, Diana

He Belonged to Another Woman!Even as the champagne flowed at her engagement party, Bess realized she was promising herself to the wrong man…Her fiancee was kind, loving. Bess had even looked forward to becoming the perfect wife. Until Luke Vaccari walked into the party, mesmerizing her with his raw, shameless sex appeal. The intensity of her attraction was almost frightening…it was also forbidden. Luke was about to marry her sister, and her feelings for Luke would have to remain a guilty secret. If only Luke hadn’t confessed to sharing mutual illicit desires!