Caster's True Name is Leonardo da Vinci, a genius branded as omnipotent. A person of Europe’s 15th~16th Century. A prominent genius who provided a lot of influence on the advancement of civilization and who left his name behind in human history. Although he is recorded to be a peerless handsome young man, a matchless pretty boy————this is in fact his appearance. Regardless, age and gender has no effect before a true genius. Doctrines and fashion may change with the times, but there is merely one truth. Whatever happens, da Vinci is the unrivaled omnipotent one!.