Chen Changsheng obtained the immortality system. After time travel, he missed his childhood sweetheart Nianci due to his deep sleep, and was entrusted by his orphan to take care of his daughter Li Niansheng before his death. Li Niansheng joined the Linglong Sect to cultivate immortality for his eternal companion Chen Changsheng, and Chen Changsheng also forged wood spirit roots to join the Shangqing Temple. Daqian went to war with the Yeyue Kingdom, and Li Niansheng disappeared. In order to find her and bury his master and brother, Chen Changsheng traveled to the Yeyue Kingdom and the Xuanwu Kingdom to expose his master's conspiracy, and then accidentally entered the Shiwan Mountain to get acquainted with the Wu clan. After hundreds of years, Chen Changsheng witnessed the death of his old friend, helped Wu Li become the destined one, and finally set foot on the road to heaven after everyone ascended, to bury his old friend and continue to search for Li Niansheng.