In Seaford High school the new kid ,Jack meets three boys, Jerry, Eddie and Milton and a girl named Kim. They all do karate and Jack joins Jerry, Eddie, and Milton at lunch, and soon are picked on by Red belts in the Black Dragon Dojo and Jack tries to settle things and gets in a fight with kids from the rival dojo, the Black Dragons, that at the time, Kim was a member of the Black Dragons. Jerry Eddie and Milton learn from their sensei Rudy that the Bobby Wasabi Martial Arts Academy is in danger of closing. So Jerry, Eddie and Milton convnce Rudy to get Jack to join after he crashes through the wall. Rudy lies to Jack and says he will go to juvie if he does not join and helps them get 2 belts. Later Rudy let his secret slip and Jack quits until he hears the disapointment of his friends. Jack joins to win the tourtement. Jack competes against Kim, but after the Sensei for the Black Dragon cheats, Kim quits and does not fight Jack. Jack does a Bobby Wasabi move to win the tournament and keep the dojo running. Also in this episode, Kim from Black Dragon changes to Bobby Wasabi`s dojo.

Milton falls for Julie but when her uncle, the head of a rival dojo, forbids them from seeing each other, they decide their feelings for each other are more important than the rivalry between their dojos. Jerry and Eddie compete to see who is the best rapper.

Jack feels replaced when Carson, an old friend of the gang's and Rudy's star pupil, returns to Seaford.

We don't have an overview translated in English. Help us expand our database by adding one.

Rudy sells the dojo to Ty and the Black Dragons, but he soon regrets his decision when Ty downgrades all of the Wasabi Warriors to white belts.

Rudy is forced to share his dojo with the Black Dragons.

Rudy explains the origin of the legendary Wasabi Code.

We don't have an overview translated in English. Help us expand our database by adding one.

When Jerry disrespects Jack’s authority as a sensei and throws an unauthorized party at the dojo, Jack suspends him from taking his black belt test.