I Unexpectedly Entered the World of Cultivating Immortals?

An ordinary person who couldn't be more ordinary accidentally brought the system into the world of immortality. He didn't know when he had become the true god of the world of immortality. However, the system died in the fifth year, and he began to take care of himself. However, he was discovered by the princess who escaped from marriage, but he was considered a master of immortality, but he didn't know it. So, a new life began This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.