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.

Arthur, the obnoxious son of the new mall owner, joins the Bobby Wasabi dojo, and Rudy bends over backwards to please him. But Arthur rubs everyone the wrong way, and after an altercation with Jack, Arthur's dad forces Rudy to kick Jack out of the dojo or he will bring in a wrecking ball and turn the dojo into a parking lot. Rudy proves his loyalty to Jack and the gang by chaining himself inside the dojo. Mr. Turner just brings the wrecking ball to scare them away. The gang does not leave, though, and they get to keep the dojo. Kim tries to get better stories to document on the news team.

Milton accidentally stops a robber in his tracks at the mall. Joan the security guard awards Milton with a badge and makes him an honorary security guard, which at first goes to Milton's head where he daydreams about being a Captain America-type hero. Reality puts Milton against a group of robbers in the dojo that have defeated all who have come against them. Milton must power-up for real to save the day. Also, Rudy wants to learn to skateboard, and it's up to Jack and Kim to teach him without killing him.

In a homage to reality shows, the gang is lured into competing in the Martial Arts reality Show, 'Wasabi Warrior' created by Bobby Wasabi who's just loving the gong. Rudy is locked into the idea when he is made the show's host. There are secret alliances formed with Jack on the inital loosing end, only to come back thanks to an eating challange failure by Jerry. In the end the gang decide to drop out together with a surprise betrayal.