Sprite of Destruction: The Unworthy Swordsman

Monsters from Hell are emerging from a phenomenon humans called [Pit] and those monsters are called [Infernal]. And so with those abnormalities, the God blessed humans with powers and they are called [Hunters]. Ranks are tye absolute thing that must be followed and the Main Character is the lowest rank of all until he receives a power from the Hell itself. Will he join the Infernal or side with the Humans?