九十九　妹

Affiliation: The Round Table
Bug: King Fly
Ability: Duplication - Mirror House. An ability dealing with all forms of duplication, ranging from forcefully creating a space as a form of teleportation, creating copies of herself and perfectly duplicating other bug users' powers.

Younger of the Tsukumo sisters and also a participant in the previous death game. She holds deep respect and love for her elder sister, and after the latter's death attempts to realize the ideal world free of suffering of bug users in her own twisted way, manipulating and using all the current participants to further that end. She's also capable of using her sister's Defrag without restraint by sacrificing one of her own clones.