In Wonder Woman 1984, the film takes place in the height of the Cold War between the United States and the Soviet Union. Diana Prince (Gal Gadot), aka Wonder Woman, is working at the Smithsonian Institution in Washington D.C. where she meets Barbara Minerva (Kristen Wiig), a gemologist specializing in ancient artifacts. Their paths cross when they both investigate a stolen mysterious antique object, which was believed to have the power to grant wishes.
When Diana unknowingly wishes for the return of her former love interest Steve Trevor (Chris Pine), she must confront the reality of his reappearance in her life and the consequences of her wish. Meanwhile, Barbara wishes to have the power and confidence of Diana, and becomes imbued with superhuman abilities. However, the wishes of others made through the artifact also begin to grant unintended and dangerous consequences, further escalating global tensions.
As tensions rise between the US and the Soviet Union, Wonder Woman must navigate the political landscape, as well as face off against Barbara, who has transformed into the formidable villain known as the Cheetah. The two engage in an epic battle as Diana grapples with the true cost of her wishes, and the greater good that comes with her responsibilities as a superhero.
Overall, Wonder Woman 1984 explores themes of morality, power, and sacrifice, as well as the social and political context of the United States during the 1980s.