Battle of the Red Dust in the Sky

A long time ago, the Seven Emperors headed by the Eternal God Emperor were in charge of the three realms on the Nine Heavens. But one day a million years later, the six emperors joined forces to fight against the Eternal God Emperor. The two sides fought hard for tens of thousands of years without a winner. However, one day, a beam of light struck down and directly hit the Eternal God Emperor's Tianling Cap, thus breaking the long-lasting deadlock. The Supreme Eternal Divine Emperor, whose cultivation was deposed, fell into the land of dead trees. He used up his last bit of strength to escape to the Netherworld Cave, but was finally sealed in the cave by the combined efforts of the six emperors. A mental arithmetic journey to return to the imperial throne and kill every step is about to begin...