The world is dark and yellow, the universe is prehistoric, yin and yang are at war, and the sky is weeping with blood... When an ignorant person accidentally comes to the vast and vast world that covers the sky, where will he go? His unexpected appearance will bring this brand new mythical world to life. What? What kind of legendary experience will be deduced in different cultivation worlds and different mythological worlds? Bloody battles, temptations of passion and desire, fierce collisions between cultivation civilizations outside the territory...