When I Was in the Primitive World, I Practiced Physical Fitness Instead of Cultivating Taoism.

After the second calamity of the prehistoric times, the lich retreated, a new heaven was established, and the human race rose. At this time, a person from later generations came through time and learned the Wu Clan's physical training method. After breaking bones, exchanging blood, forging flesh, skin, and fusing the internal organs, he embarked on a path different from cultivating immortals. In the process, the mastermind behind the calamity was closing in step by step... Let's see how Su Yan uncovers everything step by step and finds a path to heaven through physical training.