He is a master of poison making and a contemporary medical sage, both good and evil.
He, the down-and-out prince, the drug-testing servant, has a tragic fate
Everyone knows that that person has become a demon.
Why is this?
If I want you to live, you must do everything you can to keep me alive. If I want you to die, you will have to suffer all the pain in the world until I am satisfied and you will die!
Naihe, Naihe...