The Half Demon Half Angel

Once there was a war going on between angels and demons and there were fighting in the human realm and there was one demon lord named diablo and he had a kid with a angel who he killed before she gave birth to the child but he didn't know the baby was already born and his name is Justin and he was the very first half demon half angel child there was in the whole realms and diablo feared him because he had the power of both angel and demon in one.