In the context of the world ruled by the light god's doctrine of "shadow is evil", Lin Ye, an orphan with the power of shadow and the iron sword of hope, teamed up with archery master Kai, ancient book scholar Allen, and sacred fire herb warlock Ella to embark on an adventure to explore the truth of light and darkness.
They broke through levels such as the vine-wrapped forest and the meteorite ruins. Through the choices and trials of the "three choices", Lin Ye gradually mastered the power of the symbiosis of light and darkness, uncovering the thousand-year lie that the God of Light monopolizes divinity, splits light and darkness, and stigmatizes shadows. On the way, they not only have to fight against the chasing messengers of the God of Light, but also deal with the shadow believers who covet the power of symbiosis. They also need to decipher the runes of the God of Light and find the Temple of the God of Light above the sea of clouds and the core stone that maintains the power of the God of Light.
In the end, the four of them marched firmly towards the Temple of the God of Light, determined to destroy the core stone, break the monopoly of the God of Light, and achieve the peaceful coexistence of light and darkness. The ultimate battle concerning the fate of the world is about to begin.