I Wanted to Be a God but I Became an Immortal

Mainly describe the protagonist. Xu Yifu is a current security guard. A trace of resentment lingers. He traveled to the prehistoric world with his pet rat. When he learned that he was coming to the period of King Zhou of Shang Dynasty, he was extremely happy. Said, I want to become a god in this life. I will definitely seize this opportunity. Also become a god in heaven. Want to survive? Even better. So the protagonist relies on his understanding of the stories of the Shang and Zhou dynasties and gets the help of others to continuously improve his cultivation. Jin'er did not succeed in becoming a god. But he became a god. Even the most powerful immortal.