September 1914. For several weeks, the fighting has been raging. In a small village in the east of France, a few kilometers from the German zone, four women find themselves thrown into the heart of the horror: Marguerite, a Parisian prostitute as mysterious as flamboyant who is suspected of being a spy; Caroline, wife of Victor Dewitt, owner of a car factory, gone to the front, sees herself propelled to the head of the family business, a colossal and unprecedented challenge for a woman of the beginning of the century; Agnès, mother superior of a convent requisitioned and transformed into a military hospital is overwhelmed by the influx of wounded, she is increasingly tormented and questions her life choices; finally, Suzanne, a young feminist nurse wanted for murder...