Daniel and Johnny invite a new sensei to evaluate their students. Friends become foes as the competition heats up for a spot in the Sekai Taikai.

Who will move to the next round in the tournament's tag team elimination match: Miyagi-Do or Cobra Kai? A shocking revelation shatters Daniel's world.

As the moment of truth arrives, Daniel and Johnny confront their pasts. Then it's fight time as Robby battles Axel in the world karate championship.