The film is a prequel to the first three movies, set during the early 1960s, with John F. Kennedy as president of the United States. X-Men: First Class parallels the history of the Cuban Missile Crisis and the Civil Rights Movement. The villains of the film will be the Hellfire Club.
In 1942, Steve Rogers is deemed physically unfit to enlist in the U.S. Army and fight the Nazis in World War II. Volunteering instead for Project: Rebirth, a secret military operation, he is physically transformed into a super-soldier dubbed Captain America. With sidekick Bucky Barnes (Sebastian Stan), he fights the Red Skull (Hugo Weaving), Hitler's treacherous head of advanced weaponry, whose own plan for world domination involves a seemingly magical object known as the Tesseract.