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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?