Twelve Gods and Demons

This world has worshiped twelve gods since ancient times, but it also hides a god and demon who wanders outside the Three Realms. In ancient times, war broke out between the two countries. Gunpowder smoke spread over the mountains, rivers and villages. No one knew the source, and only blood stained the earth. This war lasted for a long, long time What the 12 gods did was just the 12 greeds of man...