During World War II, Casablanca was a must-go place for Europeans fleeing to the United States. It was a place where good and bad people mixed together and the situation was tense. Rick (Humphrey Bogart) is a mysterious businessman who opened a popular nightclub in Casablanca and had two valuable passes. One day, anti-Nazi Victor and his wife Ilsa (Ingrid Bergman) came to the nightclub. It turned out that they were escaping from the Nazis. Coincidentally, Rick discovered that Ilsa was his old lover. That love was once unforgettable, but it ended because of a misunderstanding. When the misunderstanding was resolved, Ilsa and Rick's feelings were inevitably rekindled. The two passes in Rick's hand can help Victor get through the difficulties, but in this case, will Ilsa decide to stay or leave? Where will their love go amid the political and ethical drift?