Married for eight years with no children, Brits Katherine and Alex Joyce are driving to Italy, their ultimate destination just outside of Naples to sell the villa they have just inherited from his uncle, the villa where they will be staying during their time there. On the drive, they come to the realization that this trip marks the first time that they have truly been alone together, and as such don't really know one another in the true sense.

In WWII-era Rome, underground resistance leader Manfredi attempts to evade the Gestapo by enlisting the help of Pina, the fiancée of a fellow member of the resistance, and Don Pietro, the priest due to oversee her marriage. But it’s not long before the Nazis and the local police find him.