"The players eliminate the disasters to complete missions, but protecting the NPCs is also an important mission."
— Motis to Noii
Noii, an NPC, becomes joins Motis as a member of the Blades after defeating the serial killer Mōnsuto, a former fellow Blade.
- Color-Coded for Your Convenience: Blades wear Black and Red while Sabers wear White and Blue.
- Cyber Cyclops: One of the creatures the Blades and Sabers, Scoru, fight has cybernetics with glowing red eyes.
- Dark Is Evil: Mōnsuto, the blonde-haired Blade encountered in episode 3, has red as part of her attire, and is a serial killer.
- Dark Is Not Evil: Motis and later Noi, after the latter kills the above mentioned Mōnsuto, wear bodysuits when in battle and are two of the heroes.
- Disappears into Light: Mōnsuto's character dies this way after getting impaled on her own scythe.
- Fangs Are Evil: Mōnsuto has fangs and is a serial killer.
- Girlish Pigtails: Cass styles her hair into twintails.
- Hoist by His Own Petard: Mōnsuto's character dies when she gets impaled by her own scythe.
- New Transfer Student: Motis is introduced into Noi’s class this way.
- Red Is Heroic: Motis and later Noii, after the latter kills Mōnsuto, dress in red bodysuits and they are two of the heroes.
- Sensual Spandex: The Blades, such as Motis and later Noii, dress in skintight bodysuits when in battle.
- Serial Killer: Mōnsuto has killed at least three people, one of them being a civilian woman and the other two being Sabers.
- Sinister Scythe: The blonde-haired Blade wields this as her weapon of choice, it’s also her murder weapon.
- Tomboyish Ponytail: Chinnou wears her hair in a ponytail like this.