Qin Huan sat there with a roar in his mind. He recalled the words of an ancient book in the library on the highest floor of Tianqi sect.

    "At the beginning of the Hunyuan Dynasty, some ancestors pursued the ultimate power and created the formula of" hundred refining "through ages. What is hundred refining?"

    "A thousand hammers in the body can refine the heart."

    "What is the body of a thousand hammers? The dirt of the loose body and the essence of the condensed body."

    "What''s the meaning of refining his mind? It''s actually sharpening his mind and strengthening his perseverance to rise and fall, disperse and come again."

    "This formula is refined in the body, refined in practice, accumulated and developed in a long time, practiced thousands of hammers in the body and refined in the heart, so as to win the championship!"

    "During the Taichu period, someone refined his invincible body and immortal heart with this formula. Later, he was trapped in the prison of years. So far, Bailian disappeared, and this person is called Taichu