A struggle for imperial power unfolds within the royal family. The world descends into chaos, demons run rampant, and the people cry out in misery. Two brothers born into this troubled age are bullied by their stepmother and endure countless hardships. They leave home to seek their father, but are separated after a run-in with villains. From then on, the brothers, so different in temperament, follow two utterly opposing paths in life. Ten years later, watch as the two young men use their wit and intelligence to challenge heaven and earth, fighting their way through a battle between good and evil and struggling to survive against the odds...
