I Entered the Dao Through Medicine: You're Accusing Me of Practicing Without a License?

(The rating just came out, so it's a little low.)

With his family fallen on hard times and everything going wrong from the start, Su Xing finds an ancient book of traditional Chinese medicine while sorting through his grandfather's belongings. From then on, he changes his fate, curing every illness with a single touch and bringing patients back from the brink. But as his understanding deepens, he gradually realizes that the ancient book is far more than just a medical text…

He gets lucky and picks up a broken gourd, only for a medical sage from the age of cultivation to emerge and become his master?

An island appears out of nowhere, brimming with spiritual qi. An exploration trip there accidentally breaks the seal on the qi, triggering a spiritual qi revival.

What exactly is the Onmyoji Guild in Japan? It seems to be plotting a massive conspiracy.