A Grain of Ephemera Changes into the Ocean

Jianghu? The competition is nothing more than who can live; cultivating immortality? The comparison is just about who lives longer. A tiny mayfly dares to face the real dragon and gain the road, and even a grain of sand can cover the sky. In the dark age, the immortals disappeared. What was buried in the broken world? Will the unknown baby stir up troubles after embarking on a journey...