When Sun Wukong wakes up from a long sleep, he discovers that there are no more monkeys on Flower Fruit Mountain and that the world has entered the cyberpunk era. He then encounters the stumbling rogue A Yao, who reveals what happened. A kind of demon known as the White Erosion Demons has invaded the Three Realms and is devouring people's memories. Thus begins a journey to reclaim justice and ultimately restore Flower Fruit Mountain.