MTL - The Supernatural Skill System of the Emperor Engine - Chapter 12

When a person dies, they either die light as a feather (aka unimportant) or heavy as Mt. Tai (aka very important).

“My life as a demon… No. My life as human is really…”

The journey to the martial peak is a lonely, solitary and long one. In the face of adversity, you must survive and remain unyielding. Only then can you break through and continue on your journey to become the strongest. High Heaven Pavilion tests its disciples in the harshest ways to prepare them for this journey. One day the lowly sweeper Kai Yang managed to obtain a black book, setting him on the road to the peak of the martials world.

- Description from novelupdates

Su Chengyu took the blame for his wife and went to prison for three years. Upon release, he realized that she had betrayed him.Despite this, he benefited from misfortune and comprehended the Dao, stepping into the world of immortal cultivators. He could easily master immortal techniques and ancient martial arts. He could also refine pills, draw talismans, treat illnesses, and save people at will!Su Chengyu postured crazily in the Red Dust City, vowing to find out the truth behind the death of his 127 Su family members 26 years ago.