フィーア・ドライツィヒ

A young genius physicist from ABN Germany who invented the Spiritium High-Efficiency Energy Conversion Technique, also known as Dreissig Conversion. She won the Bernhard Prize in Physics for this achievement. The day before the prize ceremony, she disappeared and two days later her body was found in an incinerator.

Despite her being officially deceased, Vier is shown to be alive and managing an underground scientific laboratory dedicated to the study of "Wisdoms", mysterious objects that hold mythical secrets.