The heroine Mu Yunxi (renamed Leng Yichen after time travel) is a Buddhist and a librarian in modern times. After a thunderstorm accident, she travels through a dynasty called "Daqian" and becomes a fetus in the belly or a boy who is about to be born. She feels that she has accepted it well because she has three brothers and two sisters, and her parents are very loving. She is the youngest, has a good family background, and a group of servants. She is destined to have nothing to do, but...
