The prehistoric world has not been broken, and the earthly fairy world is still opened up, and the clones of the prehistoric people migrate to the earthly fairy world. Destined to prosper in the East, Emperor Li Shimin of the Tang Dynasty formed an alliance with the Great Heavenly Lord of Heaven and sent envoys to the Tathagata Buddha of Mahayana Buddhism to promote culture.
Later, due to a coincidence, the envoys from the East and the West agreed to return to the East step by step, experiencing ninety-nine and eighty-one difficulties.
Let's take a look at the Eastern Messenger Tang Sen (Fahai), the Golden-winged Dapeng Eagle, Yang Jian, Sun Wukong and the Bull Demon King who are riding all the way eastward to slay demons.