Time Travel, Where Is My Skill System Cheat?

This is a void world swallowed by fog and hurricanes. The human race lives on top of the big world tree that blocks out the sky and sun. The demon clan lives in the dark and strange little world tree. After tens of thousands of years of growth, the branches of the two world trees finally intertwined, and the destinies of the two races that had nothing to do with each other began to collide. Wars, conspiracies, ancient taboos, and sleeping giant beasts all wake up one by one. And Lin Jin—— A time traveler who was supposed to push everything with his system, But found: There is no system, no skills, no cheats. In this cruel world where strength is respected, he can only rely on himself to climb from the bottom to the top of the world tree step by step. When the two realms are completely connected, all the heavens and all races will tremble.