It's 1943. Nazi Germany and its Axis power allies are ravaging Europe and the Pacific with a terrible war. At this juncture, President Franklin Roosevelt has one critical goal: a face-to-face meeting with his allies, Joseph Stalin and Winston Churchill. The first ever meeting of the "Big Three" is set to take place in Tehran, Iran, where the leaders of the three great superpowers will discuss and decide on some of the most crucial strategic details of the war. But when the Nazis learn about the meeting, they form their own secret, deadly plan: an assassination plot that would forever change history...if they're successful. This riveting true story, filled with daring rescues and high stakes intrigue, explains how this pivotal meeting in Tehran changed the course of World War II, and how the Nazi conspiracy to assassinate the Allied leaders nearly led to world-shattering disaster.