The Karate Kid Series - Daniel LaRusso and his mother have just moved to Los Angeles from New Jersey at the start of the school year. Befriending classmate Ali Mills, he comes into conflict with Ali's ex-boyfriend and star pupil of the "Cobra Kai" dojo Johnny Lawrence and his gang. After being beaten up by the Cobra Kai gang in an after-school fight, Daniel finds an unlikely friend and karate sensei in his apartment complex's handyman, Mr. Miyagi, a proficient karate master. Making a deal with Johnny's merciless sensei, John Kreese, to end the fighting, Miyagi trains Daniel to compete at the All-Valley Karate Tournament. 

Their story continues with Karate Kid II and III as we learn more about Mr. Miyagi background and his personal history with Karate while Daniel's comes of age with his own struggles.