I'm on My Way to Immortality in the World of Supernatural Powers

[City + Super Power + Immortal Cultivation + Immortality Must Fight] Tan Ning accidentally traveled to a world where spiritual energy recovery powers were dominant, and with the help of System Xiao Ai, he embarked on the path of cultivating immortality. From then on, Tan Ning walked through various disputes and dangers. Tan Ning firmly believes that fate is in his own hands, and only sufficient strength can bring him the right to speak. (The book is out of stock, so I tried to write it myself, I hope someone likes it)