The matter that makes up the world as we know accounts for less than 5% of the mass of the entire universe. So where is the other 95% of the mass of the universe? What is it like? A soul that spans time and space accidentally come into contact with a mysterious, weird shadow world, tearing away the appearance of blood and ignorance, dispels the mystery, weird fog, and evolution and truth unfolds before his eyes. ps: The original inspiration of this book was from the American drama "Stranger Things"