X!Ceroba is a very vengeful and misterious monster in the underground... She's best friend with X!Starlo, who lost his mind after the dissapeareance of the other members of the Feisty Five. She lost her husband, X!Chujin because he went missing and was decleared dead, and her daughter, X!Kanako, who also went missing, and is still nowhere to be found. X!Ceroba is looking for a pure human soul to finish her husband's work and make the underground a better place for everyone...