Reborn in the mythical world for nearly a hundred years, practice diligently throughout his life, but he was unable to enter the great way. On his bed and dying day, he obtained the system of checking in the heavens. Then, he began a journey of seeking the Tao by the ancestors of the heavens... Through Doupo, he became the ancestor of Yunlan Sect. Through Douluo, he became the old master of the Wuhun Hall. Through the super gods, he became the ultimate fear in the rumors. Through the wilderness, he became the old monster who controlled the Wujianmen. Through the sky, he became the lord of the forbidden zone of life. Through the perfection, he became the ancestor of Shi Yi's lineage. Through the prehistoric world, he became the ancestor of the Demon Dao Dao... This check-in system is designated because I am afraid that I will live too long!