![](https://cdn.animecharacters.io/images/characters/large/59418-ab3ab982.jpg)
Mysterious Boy (謎の少年)
A Mysterious boy, often appears for Leviathan and her company, and gives them advices.
Voice Actors
Yuuko Sanpei
Japanese
A Mysterious boy, often appears for Leviathan and her company, and gives them advices.
Yuuko Sanpei
Japanese