Why Can Swords Fly?

When an alien passed through a space, he discovered that there once existed a galaxy. There was a planet in the galaxy that produced civilization. They called themselves Earth. The alien fell in love with Earth's culture and changed his name to Yuan. Yuan restored the galaxy and secretly observed what humans on earth were doing. Discovered that humans, like it, are creating virtual worlds. A world called Earth 117 was created. There was a child named Lin Xiaoli on Earth No. 117. Under Yuan's interference, Lin Xiaoli began to search for the truth about the world. In the end, Lin Xiaoli lost everything and entered the universe created by Yuan. Under the pursuit of humans, he took a spaceship created by Yuan and began to wander. After 50,000 years, he finally saw the truth of the world.