High school DxD: The Void Hydra Emperor (Male Reader x Highschool DxD harem)

Dragons: Said to be among the most powerful species of creatures in the world of DxD. However, what if one being was said to be more powerful than them all. Hydras And one in particular was feared by its own kind and by the dragons: The Void Hydra. No one knew of how he came to exist, Some say it was a bastard child born from the magic of Great Red and Ophis, others that it is a being born straight from the void to end all life. When the Great War between the 3 factions broke out the Void Hydra enacted their plan to take down the two Heavenly Dragons while they both fought, however he too was turned into a sacred gear, but too keep himself from being abused, he forced himself into the void where he watches until he finds the perfect host: (Y/N) (L/N).