Ye Taotao, a girl from the wolf tribe, awakens the power of symbiosis. In order to prevent the Xuanyin Sect from awakening the origin of the abyss of annihilation and polluting the nine cores of the earth, she and Elder Canghe go deep into the nine abyss. Joining hands with the elites of the three tribes, they fight against the soul-eroding fog and the bone puppets with the belief in symbiosis. They find a way to rekindle the nine cores in the reverberation of memories and the obsession of people, break the darkness with faint light, and protect the balance of the world...