Vast Sky Drizzle

When Jiang Ming woke up in a strange world, he learned he had obtained immortality. In the dangerous and ruthless world of cultivation, he was determined to carve his unique path. Taking advantage of his immortality, he vowed to learn forbidden skills that would normally eat away at the user’s life. 
As he continued on his path, Jiang Ming realized that with his forbidden skills, he could become the strongest. 

As An Immortal, I Only Learn Forbidden Skills

CatABoo

"You're really a good-for-nothing. How can such a minor injury not be treated? Hurry up and let me take a look. Otherwise, I won't let you live!"

He had thought that he would not need Ning Caichen anymore! He felt that this royal physician was simply an idiot.

He sighed to himself, "Your life isn't worth much, but the lives of your family members aren't that worthless. You don't want to end up with your entire family being executed, do you?"

Sikong Wuyuan could not help but say, "This is the best the royal physician can do. Didn't Ning Caichen say that he could save you? Why don't you just answer his question?"

Why was Li Nanchu being stubborn?

The royal physician hurriedly wiped away his cold sweat and went forward to continue examining Li Nanchu's injuries and bandaging him.

However, he could only treat some external injuries. He could not treat the internal injuries at all.

Snake King