Knock on the Stars

One knocks on the heaven and earth, the other knocks on the stars. Amidst the stars, I dare to ask where the road is? Hong Chen slept for three hundred years after traveling through time, and then came back to the world as a "blind" boy. He has traveled a long way to cultivate immortality, but he can't see clearly the path under his feet; he can only rely on a tiger, a sword, and a fan.