Invincibility Begins with Obtaining the Heart of the Demon Emperor

A demonic heart, immortal for all eternity, disrupts the heavens and the world. Zhou Chen, a disciple of the Yuntian Sect, fused with the heart of the Demon Emperor by chance, and was not tolerated by the world's righteousness. The peerless empress wanted to slay the demon, the supreme master wanted to slay the demon, and the demonic strongman wanted to seize his body... What to do? Since you want to force me to become a demon, then I will become an invincible "Great Demon King", step on the heavens with my feet, tear the heavens with my hands, and dominate everything!