In the aftermath of Cobra Kai's win at the Under 18 All Valley Karate Championships, Johnny questions his dojo's philosophy and deals with a figure from his past. Daniel searches for the right way to respond to Cobra Kai's dominance.

Miyagi-Do is reopened, with Robbie and Samantha as Daniel's first students. Daniel and Amanda meet their quota at LaRusso Auto. Johnny lays down the law to stop his students goofing off.

Daniel pulls out all the stops in an effort to recruit new students to Miyagi-Do Karate. Johnny reflects on some of the major relationships in his life and responds to Daniel's promotional efforts with his own.

Daniel struggles to teach a new student. Meanwhile, Cobra Kai students wage war on the Miyagi dojo.

Daniel struggles to help a new student learn. Miguel makes a new connection, while Johnny tries to repair a relationship. Tensions between the two dojos build to a breaking point.

Johnny goes for a ride with some old friends. Kreese continues to exert his authority at Cobra Kai.

To prepare his students, Daniel gives some new training methods a shot. Miguel puts a new lesson into practice. Johnny makes a tough but pivotal decision that affects Cobra Kai.

Daniel works to make amends with Amanda, while Johnny is introduced to the world of dating apps. Complications arise when Miguel, Samantha, Robby and Tory cross paths.

Johnny cautiously takes a stab at love, while Daniel and Amanda enjoy a romantic date night. An attempt to bring the students of the two dojos together backfires as hostilities between the teens escalate.

Tensions between the two dojos finally come to a head on the first day of school. The resulting showdown leaves one student fighting for their life.