Commencing with the evacuation from Dunkirk. Over 400,000 troops from the British Expeditionary Force and units of the French army retreated towards the French coast and the beaches of Dunkirk. Lieutenant Karl Vita, an officer in the British Intelligence Service, was asked to volunteer to command an armed trawler drawn from the Royal Navy reserve fleet. HMT Reese, with only days to get her and her crew ready for this massive rescue. The Prime Minister of England, Winston Churchill, ordered all available Royal Navy and merchant ships, including hundreds of privately owned vessels, to be ready to sail to Dunkirk on May 26th, 1940. Their mission to save as many of the troops stranded on those beaches and return them safely to England, THE MIRACLE OF DUNKIRK.

Karl and French officer Jean Yves Jerva returned to occupied France on an intelligence-gathering mission. Their cover appears to be working until the Gestapo exposes them. Taken prisoner, they are interrogated and mercilessly beaten to the point Karl considers taking his own life. In that moment of despair, the building is rocked by a massive explosion. Saved by French Resistance fighters, all the prisoners escape, leaving the Gestapo headquarters a pile of rubble.