After Pangu opened the sky, the ferocious beasts measured the calamity and beat the sky into darkness. The gods were destroyed, and the dragon, phoenix, and unicorn rose up. There is a big river at the junction of chaos and heaven and earth on the edge of the prehistoric era. The waves are so deep that no one can see the bottom, and a small boat is swaying in the white waves. The boy in white was sitting on the boat drinking tea. The boat looked like fallen leaves and was about to turn over at any moment - but he was as steady as if he was sitting in his own yard. Where did this person come from and where is he going?