In the beginning of the Second world war, Casablanca is under the power of Nazi France. A huge number of people hoping to illegally obtain documents that help them to flee to the United States. Merchants such documents is unthinkable richer in exchange for them large sums of money. The owner of a popular gambling establishment, Rick Blaine is absolutely indifferent to political unrest in the area, but he has a lot of useful contacts. One day, the seller documents Ugarte gives him the Deposit number of travel documents obtained from two German couriers. At this time in Casablanca comes the former love of Rick — ILSA Lund. Together with her husband Victor Laszlo, who is the head of the European movement against fascism, she was going to leave Morocco. For help they turn to Blaine. Now Rick will have to make a very difficult choice — to follow my feelings or his duty?..