An ordinary young man on earth, Xia Feng, traveled to a world of sword and magic and took the body of Lucien Evans, another ordinary young man. Seemingly this was a world of traditional western fantasy, yet he discovered the astonishing similarities between the earth and this world, and between science and the so-called arcane magic. “Knowledge is power”? Soul, magic, quantum, Theory of Relativity, cognitive world, music, and real-world. What was the true nature of that world? The novel is a best-selling as same as This Is How It Always Is: a novel.