Just Draft so sorry

A 15 year old boy that learned all art. Karate, taekwondo, boxing, wrestling and more. The whole world called him the 'Martial Saint' because of one thing. He made his own martial art that can make body become indestructible body and bulletproof.(of course except nuclear bomb) But.... One day, whole government around the world want to captured him to take his martial art. his girlfriend and his parent betrayed him just for money except his best friend which help him until he died which also a genius in sword art. After his friend death, his only have one solution which is DESTROY THE GOVERNMENT AND THE WORLD ..................... I'm not good at English so yeah. Expect some mistake or more mistake