Blood!! The viscous liquid which flows through our veins and empowers all human life. In the land of Raezem, each person belongs to a blood type group.
A
B
AB
O
These blood types can grant the users special abilities through a phenomenon known as a blood manifestation. With these newly gained abilities comes the need for control and order. Thus, different measures have been put in place, including the creation of blood societies across each of the 5 districts in Raezem.