In 1960, Betty and Larry Vinton become the proud parents of a beautiful baby girl named Kimberly. When Larry's aunt, a nurse, comes to visit, she suggests they take their ten-day-old daughter to the pediatrician immediately. With growing alarm, the couple obeys, never knowing how the diagnosis will change their lives forever. A cardiologist confirms the pediatrician's suspicions: Kim has a complex heart defect, but she is too small and too young...