Immortal Hegemony

In his previous life, he was a top martial arts master, but due to a business trip to practice kung fu, he traveled to a martial continent where martial arts were respected, and became the son of a great general; There is no such thing as external Kung Fu in Shangwu Continent. The protagonist Wu Feng is rampant in other worlds with external Kung Fu and develops an indestructible hegemonic body!