Ten thousand years ago, a great war between immortals resulted in the annihilation of countless immortals, severing the path of immortality and leaving behind countless immortal tombs in the immortal realm. Ten thousand years later, a tomb raider carrying the Book of Life and Death descends into the immortal realm. "Tombs aren't robbed like this!" Lu Yun smiles faintly as he watches the immortals frantically digging in an ancient immortal tomb. "Want to learn? I'll teach you."