Love like a debutante about to marry a boring old lord. Caroline Porter is a wealthy and spoiled heiress who has had everything she could ever want in life. When her father dies, her brother gains the family's booming shipping business and home, but the heiress will inherit 100,000 pounds on her 21st birthday. However, she must do what her selfish and greedy half-brother John says until then, which for her isn't hard to do until she meets handsome medical research doctor, Benjamin Bradley. He's nothing she's ever wanted in a man, but he's everything that's caught her attention now. Caroline's love for Dr. Bradley upsets her brother, and John finds her a suitable husband. While Dr. Bradley is in India for a time fighting an epidemic of Cholera, her brother marries her off to stale, Lord Charlton. To retaliate, she begins an affair with Dr. Bradley. But when cholera strikes London and her husband falls ill, Caroline feels as though her actions are what caused him to become sick and asks Dr. Bradley to help him get well. Will Dr. Bradley help heal the man who stole the love of his life? Are a doctor's vows before their hearts?