Lauren Robinson knows exactly what it takes to be the perfect mistress. She had a front-row seat when she tagged along with her father on all of his extramarital trysts. She loved keeping Daddy's special secrets, but many family members, especially her mother, consider her an accomplice in helping break up their family. This emotional distance and Lauren's early dating experiences lead her to date married men.That is until Dr. Matthew King enters the scene, and when Matthew proposes marriage, Lauren happily accepts. But as their very public engagement makes the news, someone is intent on sabotaging their relationship. Someone who watched her own marriage destroyed by Lauren and won't be happy until she gives Lauren a taste of her own medicine.