After dominating the boxing world, Adonis Creed has been thriving in both his career and family life. When a childhood friend and former boxing prodigy, Damien Anderson, resurfaces after serving a long sentence in prison, he is eager to prove that he deserves his shot in the ring. The face-off between former friends is more than just a fight. To settle the score, Adonis must put his future on the line to battle Damien — a fighter who has nothing to lose.

Adonis Johnson is the son of the famous boxing champion Apollo Creed, who died in a boxing match in Rocky IV (1985). Adonis wasn't born until after his father's death and wants to follow his fathers footsteps in boxing. He seeks a mentor who is the former heavyweight boxing champion and former friend of Apollo Creed, the retired Rocky Balboa. Rocky eventually agrees to mentor Adonis. With Rocky's help they hope to get a title job to face even deadlier opponents than his father. But whether he is a true fighter remains to be seen....