சீசன் 1・Fresh off gold at the 1960 Olympics, young boxer Muhammad Ali (then known as Cassius Clay) sets his sights on the Heavyweight Championship. Contending with newfound fame, self-doubt, family conflict and a politically charged America, the once-in-a-generation prodigy discovers his greatest opponent won't be in the ring, but in a society that isn't ready for him to become his own man.