Vampire Mika x Vampire Yuu

What if after Yuu stabbed Mika and his friends caught up to him, their insults pushed him too far and he sided with Mika and the vampires? Let's find out.

Owari no seraph : The switch

Owari no Seraph :The prologue introduces what happened to the world four years ago, when a mysterious virus brought the world to a sudden end, where only children survived and enslaved by vampires .Yūichirō Hyakuya and Mikaela Hyakuya, who are among the group of orphanage children in the underground city of Sanguinem...