Bai Chen and Obsidian

A world of immortality with thousands of races, The human race that was once at its peak suddenly fell. Bai Chen, the human race's troubled son of God, encounters Obsidian, an extraterrestrial symbiote. He and the symbiote continue to evolve, Dominate the world of immortality and rebuild the glory of the human race. But encountered a strange "system" on the way, Drawn into a crisis spanning three worlds. How will he use extraterrestrial technology and the power of cultivating immortals to save the three worlds?