Thirty years after the events of the 1984 All Valley Karate Tournament, Johnny Lawrence’s life has taken a rocky turn as he tries to forget a past that constantly haunts him. He seeks redemption by reopening the infamous Cobra Kai karate dojo. But the LaRusso-Lawrence rivalry of yesteryear is reignited when their lives become intertwined with the next generation of “karate kids.”

Present day Daniel LaRusso lives a charmed life. That is, until he sees that the Cobra Kai dojo, the source of his teenage angst and rivalry, has been reestablished by Johnny Lawrence. Struggling to launch the business, Johnny starts teaching karate to his teenage neighbor Miguel. Daniel faces his former opponent and old offenses are quickly reignited.

Johnny tries to recruit more students to join the dojo. Troubled by his daughter’s friends, Daniel chaperones her high school costume dance. Johnny takes Miguel’s training seriously and starts creating a badass.

When Daniel’s car dealership billboard is sprayed with lewd graffiti, it consumes Daniel and escalates tensions against a rival. Robby, Johnny’s delinquent son, is embarrassed about his father and his new dojo. The bullying escalates against Miguel and motivates Johnny in a surprising way.

Daniel tries to strike a shady deal to undermine Johnny’s dojo. Meanwhile, Johnny expands his enrollment ranks in the dojo. Miguel puts his karate practice into reality as Samantha faces rejection in school.

Despite Johnny’s efforts to move forward, he confronts Daniel about the assault on his property. An attempt to appease Johnny makes them revisit the past together. Miguel senses Samantha is lying to him. The dojo students try to intimidate the popular kids at a party.

Miguel helps Johnny craft the perfect social media message. Kreese scouts new recruits while Daniel and Amanda try to shut down Cobra Kai.

Daniel spends some father-daughter time with a traumatized Sam. Johnny plans to form a new karate dojo but struggles to come up with a cool name.

It's Christmastime in the Valley, and romance is in the air. Daniel and Miguel find unexpected common ground, and the Cobra Kai recruits go on a mission.

Old wounds begin to heal at a country club holiday party, but a brutal assault by Kreese's students leads to new betrayals and alliances.

Johnny and Daniel combine dojos but their opposing styles immediately clash. Kreese tries to persuade a former partner to rejoin him at Cobra Kai.

Kenny tries to become a student of Cobra Kai with some encouragement from Robby, while Johnny urges Sam to take a leap of faith – in herself.

Kreese brings Terry back to Cobra Kai, but his former partner isn't interested in repeating history. Johnny grows envious of Daniel mentoring Miguel.

Johnny and Daniel's dojo — and their fragile alliance — teeter on the brink of collapse when they agree to a winner-takes-all sensei showdown.

Daniel invites Anthony to join Miyagi-Do and discovers he doesn't know his son as well as he thought. Miguel learns the truth about Johnny and Carmen.

Miguel and Sam are excited about attending the junior prom until another couple unexpectedly shows up. Terry lures Johnny to a familiar location.

The annual All Valley Karate Tournament kicks off as several competing dojos vie for the grand championship – and settle some personal scores.

The tournament comes to a shocking end, with the aftermath leaving its participants reeling – and two champions facing uncertain futures.

Daniel’s new ally-turned-housemate tests Amanda’s patience. Miguel searches for his father in Mexico. Terry starts to transform Cobra Kai.

Chozen and Daniel hatch a risky plot against Terry. In Mexico, Robby and Johnny look for Miguel, who discovers the truth about his dad.

Johnny and Carmen's romance flies high while Daniel and Amanda are rattled by Terry's schemes. The teens' feuds spill over at the waterpark.

Terry recruits an expert in the way of the fist. Daniel walks away from a fight, and Johnny and Chozen pick one. In prison, Kreese confronts old demons.

Terry and Kim issue a brutal challenge while Chozen teaches his students a different kind of lesson. Johnny and Daniel demand answers from Kreese.

A coveted spot in an elite international tournament ignites a fight between dojos. Tory’s loyalties are tested. Sam struggles to let Miguel go.

A fight night erupts in the Valley as Johnny, Daniel, Chozen and their students summon all their skills and strength to expose Terry and take him down.

Kreese faces a dangerous test to prove his worthiness. Daniel offers Johnny a helping hand while the teens contemplate life beyond high school.