Aiko was just a normal student... That's what everyone thought. In reality, Aiko is the son of a demon. An immortal made mortal. Destined to be evil, in a desperate attempt to change is fate, Aiko murdered his immortal father the only way possible, using a blade forged from pure human souls. Now, banished to the mortal world, Aiko must try his best to fit in. That... won't be easy.