The Source of Energy for All Living Things, Comes from Me?

Xinru, an elf mixed-blood magician, gradually discovered her secrets as she grew up: twin flames, Hunyuan Emperor, the origin of magic... All of these are actually related to herself! Are they all fragments of one person's soul in this life? How should she make a judgment when all the memories come flooding back? When faced with the life and death of the entire world, where should she go?