In a space unknown to us, there lives a group of light and darkness. Until the 21st century, the door of time was opened, and a woman named Xin Zi came to the world with a mission to find the list of sins she wanted to atone for, and witnessed the joys and sorrows of the world. In the process of transforming others, she gradually wiped out a pure land from her own dark heart, and enlightened and helped some people who could not survive. Finally, she got the opportunity to reincarnate. Unexpectedly, when it was about to end, a feud pushed her to the beginning of another life.