Inner Demons Qin Zhi Hua Qing,沁纸花青

The war between human cultivators and Yao, and how they overcame or fell before their inner demons.
The main character was a teenager whose parents were murdered because they owned a powerful Taoist treasure. He struggled to survive in this chaotic fantasy world and tried to find a chance to avenge his parents. Meanwhile he discovered the top secrets behind this world.