As a Human Being, I Was Forced to Become the Demon Emperor

This is a world where demons are in power and blood is respected. Both cultivators and demons aim to purify blood and return to their ancestors for immortality. Those with strong blood are at the top. The demon emperor has fallen and all the heroes are vying for the throne. In a world of great strife, a visitor from a foreign land survives in the cracks and struggles to survive. Step by step, he becomes a legend in people's mouths and becomes a big boss in another world.