After receiving news that her brother has been killed in action during the Great War, 21-year-old Charlotte Zielinski enlists as a medical volunteer. She eventually begins working in the death ward of the field hospital near Soissons, France, holding dying men's hands and singing them into eternity. Dr. Paul Kilgallen is a Canadian surgeon working at the field hospital. During a siege by the enemy, everyone evacuates except for Paul and Charlotte,...