In the ancient wilderness era, demons were raging on the earth... The sages of the human race of the earth opened up thousands of martial arts to compete with it... Later, there were those who had a different approach, who were more intelligent than the sky, collected demon bloodlines, purified them, and refined them with infinite spiritual medicines, and found the special bloodlines among human warriors, implanted demon bloodlines, so that they could also transform into demons while retaining the characteristics of the human race... This type of warrior is called demon warriors, and has the lethality of demons and has infinite potential. Fist can break stars, palms can break rivers, sun and moon through the sky, and roars and fall stars... There are many varieties of demon bloodlines, so the demon warriors may transform into birds and eagles, soaring in the sky; or like the essence of beasts, with strong claws and teeth... What else can be transformed into ancient beasts, and can storm of destruction with one beat of wings, summon thunder, ice and snow, and absorb the sun, moon and starlight. Life is almost eternal and coexist with the world...