As the earth pulses with life and the sky threatens to rupture, humanity finds itself a vulnerable species in a dangerous world, reliant on the blood of other races for survival. With the four aging guardians of mankind unable to find worthy heirs, they make a fateful decision to merge their essence with the wilderness and the earth, entrusting the selection of a new successor to fate. Years later, Ji Xiaofa, a prodigy from Jishui Village, falls victim to deceit at the hands of the enigmatic Yu Xue, losing his life's essence and spiraling into despair. When emissaries from Guardian Mountain arrive to choose the next successor, Ji Xiaofa, now bereft of his life's essence, seeks refuge with Master Fox to hone his skills. Meanwhile, as ferocious beasts encroach on human settlements and formidable foes threaten their existence, Ji Xiaofa must confront the challenges that lie ahead.