BEAST OF BLOOD

In this world, there exists four different human races: regular humans called Niers, those who carry genes of beasts of the sky called Vamps, those who carry genes of beasts of the land called Lycans, and those who carry genes of beasts of the water called Sirens. The latter three are called Beasts of Blood (B.O.B.) Haruka is a simple Nier, the...