Douluo Starts with a Sword

[No system, built-in hook, genius flow] Starting with a sword and innate first-level soul power, he became a sword god. Mu En was born into a martial arts family. However, in this rational era, martial arts is in decline. In order to pass on the traditional martial arts, Mu En was forced to practice martial arts for twenty years. Alas, it turned out that I traveled through time on my first day out of the mountains. Just don't mention it. I, Muen, am just an ordinary person.