1985. Miami is kept safe under the watchful eye of Kung Fury and his Thundercops, the ultimate police force assembled from across history to defeat the villainous Kung Fuhrer, Adolf Hitler. After the tragic death of a Thundercop sees the group disband, a mysterious villain emerges from the shadows to aid in the Fuhrer's quest to attain the ultimate weapon. Kung Fury must travel through space and time to save his friends, defend the prestigious Miami Kung Fu Academy and defeat evil once and for all.

During an unfortunate series of events, a friend of Kung Fury is assassinated by the most dangerous kung fu master criminal of all time, Adolf Hitler, a.k.a Kung Führer. Kung Fury decides to travel back in time to Nazi Germany in order to kill Hitler and end the Nazi empire once and for all.