Zen, an autistic teenage girl with powerful martial arts skills, gets money to pay for her sick mother Zin's treatment by seeking out all the people who owe Zin money and making them pay.
Chocolate, also known as Zen, Warrior Within, is a 2008 Thai martial arts film starring Yanin "Jeeja" Vismistananda in her debut film performance. It is directed by Prachya Pinkaew, with martial arts choreography by Panna Rittikrai. It also stars Hiroshi Abe and Pongpat Wachirabunjong.