Wang Pan, an orphan known as Little Shitou, falls into a river and activates a mysterious little stone, gaining access to a cave capable of purifying all things. Thus begins his journey toward immortality. After joining the outer sect of the Zixia Sect, he patiently endures humiliation before striking back against his tormentor, Zhao Quan. He uses the immortal cave to help his childhood friend, Wang Jialing. When demonic cultivators invade, the two join forces to defeat their enemies, while he conceals the secret of his miraculous opportunity and receives a reward. Now, he devotes himself to cultivation and artifact refinement, quietly building his strength. But he has no idea that Wang Guzi, the enemy who once seized his family's property, has returned under the influence of dark forces, with danger lurking around the corner.