There Are Too Many Fairies to Save.

Tang Xiaoshan traveled through time. There are immortal continents and divine dynasties here, as well as mountains and seas. The key is that he seemed to have been born into the Tang family in place of a certain fairy who was demoted to the mortal world. Others cultivated themselves in a humble way, but Tang Xiaoshan had to show his saintliness in front of others. Well, cultivating immortality starts with saving the reincarnated fairy.