France, 1918. Nurse Marcelle Marchand has important secrets to keep. Her role as a spy has put her in extreme danger from the approaching German army. American soldier George Mountcastle feels an instant connection to the young nurse. But in times of war, love must wait. Soon, George and his best friend, Philip, are fighting for their lives during the Second Battle of the Marne, where George prevents Philip from a daring act that might have won the battle at the cost of his own life. On the run from a victorious Germany, George and Marcelle begin a new life with Philip and Marcelle’s twin sister, Rosalie, in a brutally occupied France. Years pass, and tragedy strikes, sending George on a course that could change the past and rewrite history.

When 39-year-old Maria Forssmann wakes up in her 17-year-old body, she doesn’t know how she got there. All she does know is that she has to get back: to her home in Bienville, Mississippi, to her job as a successful psychiatrist and, most importantly, to her husband, daughters and unborn son. But she also knows that, in only a few weeks, a devastating tragedy will strike her husband, a tragedy that will lead to their meeting each other. Can she change time and still keep what it’s given her?