I Am a Demon for Everyone

Report, we found a young man Where? In the coffin excavated by the archaeological team today Alive? Um. We found out that his ID was that of a college student. Professor, who put him in? No, this coffin has not been opened, at least for thousands of years. This, this is impossible! A mysterious soul from the long river of history comes to the modern college students inexplicably. Is it a ghost resurrected through a dead body, or a reincarnated soul resurrected? Going down to an ancient tomb, raising a ghost daughter, encountering a cult, and touching the golden school captain. There is a lot of fog around him. Why have the four major mystical sects been tracking him for thousands of years? Who is he?