The first three films follow Daniel LaRusso, who learns to use karate for good under the eccentric mentorship of a janitor named Mr. Miyagi. In the fourth and final installment of the original series, Mr. Miyagi becomes the guardian of his late friend's granddaughter in an effort to steer her away from trouble. A new era introduces new rivals and new characters. In the fifth film, Mr. Han, a kung... see more