Douluo became Ning Rongrong s teacher at the beginning

Tiandou orphans who accepted the inheritance of the holy way, one is the common people in the world, the other is the name passed down through the ages. Holding an ink eyebrow and a white phoenix on their shoulders, they began to find a direction for the mainland, set their mind for heaven and earth, set their lives for all people, continue their unique studies to the holy world and create peace for all ages cooperate with xueqinghe to create the eternal foundation of the Empire work together with Liu Erlong to create an eternal school (the self created inheritance of the holy way was created by a Mohist giant in the period of King Huiwen and King Zhaoxiang. After the spirit was broken into nothingness, the spirit of the sword and the spirit of the white phoenix turned into an ink pearl along the gap of time and space.)