C347 Difficult medical advancement (2)

"Senior is still a senior after all. I am just a young man who has just entered the martial arts world. How can I be compared with senior? I can't refuse to accept this!"

Although he said that, there were at least a hundred things that Li Yan was unwilling to do. The long-haired man looked to be immune to poisons, and a heavy blow was just a superficial wound to him.

However