A film egy nemzetközi csoportot követ nyomon, akik a II. világháború során az életüket kockáztatva segítenek menekülteknek elhagyni a megszállt Franciaországot, köztük sok olyan embernek, akik szerepelnek a nácik legkeresettebb személyek listáján. Miközben a csoport továbbra is kockáztatja az életét, a halálos veszély fenyegetése váratlan együttműködéseknek és intenzív szerelmi kapcsolatoknak ad helyet.

Aboard a replica of an 18th century ship, ten participants set sail from the port of La Rochelle, France. Their destination: Quebec City. Dressed in period attire, fed the typical fare, and obliged to travel as their ancestors once did.

Queen Mary, Normandie, Mauretania: These great ocean liners of the Atlantic were the largest and most opulent passenger ships ever built. It was as if the finest hotels and most magnificent estates of the Western World had been put to sea. Tour their elite staterooms and swimming pools, and the below-deck immigrant quarters. Hear the real stories of the people who built and boarded them. Visit their renowned ports of call. Follow the great ships as they are drafted into combat, and witness the haunting tragedies that led the Lusitania, Titanic, and Andrea Doria to their doom.