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 astonis.h.i.+ng similarities between the earth and this world, and between science and the so-called arcane magic&h.e.l.lip;  “Knowledge is power”? Soul, magic, quantum, Theory of Relativity, cognitive world, music and real world&h.e.l.lip;&h.e.l.lip;  What was the true nature of that world?