Heavenly Calculator

A drop of water can submerge a lifetime, a blade of grass can cut off all the heavens, and the world will grow old in a short time. Heroes rise together, thousands of tribes stand up, the emperor and the saint compete for supremacy, the mysterious catastrophe of nine heavens and ten earths, who is in charge of the ups and downs. A young man was united with the Empress of Heaven by chance, and a mysterious gourd of endless years opened an eternal chapter for this world.