The ancient world of mountains and seas collapsed, and secret realms and strange beasts scattered across the world. Lu Xun, a young man from Qingzhu Village, encountered a monster that massacred the village and his family was destroyed. At a critical moment, he awakened the ancestral "Mountain and Sea Map" and embarked on the road to seek immortality. On the way, he conquered the strange beasts of mountains and seas such as the , Bifang, etc., Met like-minded fellow cultivators, and also encountered demonic forces who coveted the fragments of the secret realm. As the secret realms opened one after another, Lu Xun gradually uncovered the truth behind the collapse of the mountain and sea realm - that dusty ancient battle between immortals and demons was actually the culprit behind the shattering of the realm. Using "The Map of Mountains and Seas" as a guide, he gathered the scattered fragments of the secret realm. After nine deaths, he finally rebuilt the realm of mountains and seas and became the new master in charge of all realms.
