安全通行证，畅行无阻。一念淮水过苏城

　　American journalist Mary Prescott is returning from a trip to a Communist state behind the Iron Curtain, traveling with a letter of safe conduct from that nation's President. Riding on the same train is Jan Gubak, captain of the country's soccer team and a national hero. Gubak visits the journalist in her compartment, asks her to dinner, and later persuades her to take a watch ... (展开全部)