My Summoned Beast Is the World

A book of mountains and seas, a summoned beast from the world, and a soul from another world, when these three things are combined together. What kind of storm will it bring to this world where summoning is respected? The earthly python surrounds the kingdom of heaven, and the snake devours the sky and the earth. When the two pythons meet, who will have the last laugh. Can Garuda's giant bird that feeds on dragons really feed on it when it encounters a four-clawed green dragon that stretches for more than a few thousand miles?