A bank teller, who discovers he is actually a background player in an open-world video game, decides to become the hero of his own story, one he rewrites himself. Now in a world where there are no limits, he is determined to be the guy who saves his world his way, before it is too late.

A World War II satire that follows a lonely German boy named Jojo whose world view is turned upside down when he discovers his single mother is hiding a young Jewish girl in their attic. Aided only by his idiotic imaginary friend, Adolf Hitler, Jojo must confront his blind nationalism.