In the dark age, the world is full of innumerable violence, killing, loss of life, and human beings are in deep water. At this time, an invincible soldier appeared. His name was Black Emperor. He is a man full of justice. In order to maintain justice, he practices magic skills and accidentally gets possessed by the evil forces of the Demon World. Ossa is his good brother. In order to save the Black Emperor, he launched a life and death battle with him. Finally, he awakened the kindness of the Eight Gods with the power of love and let him recover his nature! From then on, they fought side by side to maintain world peace!