I command dragons, immortals, and asuras. The world may be all Buddhas, but I am the demon. Ancient treasures, the orphaned heir of the First Emperor, and the Classic of Mountains and Seas, which seals countless ancient monsters, were all taken by Emperor Taizong. Yin and yang are reversed, and heaven and earth face a great calamity. How will Qin Shaotang restore the balance of yin and yang and save the world?