He picked the wrong address.
An attractive but lonely nurse accepts a blind date setup by a co-worker and arranges for them to meet at her home. A stranger arrives on her porch before the arranged time and she mistakes him for her blind date. The stranger rapes her and leaves her seriously traumatized. Her life falls apart and she enters depression. She learns much later he is in a prison an hour away and begins visiting him, first to confront him and her fears. Then she starts to flirt and her spirits improve dramatically in the rest of her life.