After the Rumble at LaRusso's and the "agreement" between the three dojo's to resolve the issues at the tournament. The Myagi-Do/Eagle Fang SuperDojo begins training. However, it's not all plain sailing as the clash of styles stirs up the old rivalry between Sensei's Larusso and Lawrence.

Meanwhile, John Kreese calls for help from an old war veteran pal and co founder of Cobra Kai, Terry Silver. Silver, who has turned is life around after the disaster of the 1985 All Valley tournament, refuses Kreese's invitation to team up again.

Unbeknown to Kreese he already has a secret weapon.  In the shape of Robbie who agrees to join Cobra Kai and teach Myagi-Do karate.