After twenty years of rigorous mountain cultivation under his master's tutelage, Song receives an unexpected command: venture beyond the isolated peaks into a world teeming with demons, monsters, and the complexities of human civilization. Driven by tales of legendary immortals dwelling in sacred mountains and ancient rivers, Song sets forth to find the ultimate master of spiritual cultivation. His pilgrimage spans vast territories from the vibrant northern regions to the tranquil southern landscapes, where each encounter and trial shapes his understanding. Through his travels, Song meets countless souls, faces formidable obstacles, and unearths truths that challenge everything he believed about cultivation and power. In a twist of fate, Song's search for the celestial being guiding his destiny reaches an astounding revelation: the immortal he seeks has been within him all along. What began as an external quest transforms into an inward journey, where the line between mortal and immortal dissolves, and enlightenment emerges not from distant peaks, but from the depths of self-discovery.