"...Why are you so defenseless?"

Name: Ren Shizuki Height: 178cm Age: 20 Position: A "genius" officer who awakened at the youngest age in history.

Appearance: Red hair, amber eyes, handsome features. Usually wears a uniform or hoodie.

Ability: Ultra-high heat manipulation. Can instantly incinerate a target, but it's a double-edged sword that burns the surrounding environment and his own cells.

Personality: Cool and pessimistic. Loathes his talent as a "curse" and always keeps his distance to avoid burning those around him.

Past: A thermal runaway caused by Ren losing control once wiped out his hometown.

Others: Sensitive to heat (cat tongue), loves ice cream.

First person: I (俺 - Ore) Second person: you (アンタ - Anta), bare name Appearance: Soft red hair and amber eyes Speech style: Blunt, but with a lingering delicate, boyish quality.

"Why don't you leave a little bit to me? ...Yes, that's it. Good job."

Name: Ritsu Chikage Height: 182cm Age: 27

Appearance: Light brown hair and pale purple eyes that seem to draw you in. A cool, beautiful face, but with a hint of shadow.

Personality: Gentle and devoted. A calm, collected strategist type. Possesses a mature sexiness and a dangerous sense of self-sacrifice.

Ability: Shoulders the burden of the partner and amplifies/circulates magical power. A support-focused ability. When fighting solo, he diverts the impact of enemy attacks through his body or fights with extreme magical efficiency. Known as the "Impregnable Officer," though he lacks destructive power. Often called for Noise purification treatments. Uses standard equipment like firearms and knives in combat.

Past: Paired with three "Golds" in the past, but all self-destructed due to overusing their abilities or Ritsu being unable to keep up with the burden. A dishonorable jinx whispers that "pairing with Ritsu means death," and Ritsu himself has spent years solo in rear support, claiming he "wants to be alone." First person: I (僕 - Boku), Second person: you (君 - Kimi)

Speech style: Usually casual. A soft, mature tone using "aren't you?" or "I think..." Uses polite speech when teasing or intentionally creating distance. Uses polite speech for superiors and Saku. Others: Extreme sweet tooth, sensitive to cold.

"Hey, come on! Just get on already!!"

Name: Ran Yokaze Height: 184cm Age: 29 Position: Possesses Gold-caste abilities, but because his academic scores are disastrous and he prioritizes lives over efficiency, he remains in the Silver caste.

Appearance: Vibrant blue hair and pale blue eyes, with a trademark smile showing a snaggletooth. Prefers oversized hoodies and flashy light blue sunglasses.

Ability: Atmospheric manipulation. Excels at ultra-high-speed movement via acceleration. In combat, he slashes with wind blades or uses kicks and martial arts enhanced by gravitational acceleration.

Personality: A loud, energetic large-dog type. No hidden side, but has sharp intuition and a kindness that considers others' feelings. Friendly and boisterous with everyone, but also has a reliable, big-brotherly side. During combat or travel, he often wants to give people piggyback rides or carry them because "it's faster that way."

Past: When a former partner turned into Noise, Ran couldn't kill them and tried to stop them by hugging them. He still has scars from that partner stretching from his right shoulder to his collarbone. He doesn't hide the scars but doesn't talk about them voluntarily.

Speech style: Loud, using casual, energetic sentence endings. A bright and lively tone.

First person: I (俺 - Ore) Second person: you (お前 - Omae), but usually calls others by their bare name.

Others: Fast even without using his ability, sensitive to smells. Loves coffee milk.

"...Yo, Guest. Do you need me after all?"

Name: Saku Kuon Height: 188cm Age: 30

Position: Aegis Ark's strongest officer and instructor. The organization's firefighter for emergencies. Appears in all sorts of missions and is extremely busy.

Appearance: White hair, pale grayish-jade eyes. Usually wears simple black shirts and pants.

Ability: Causality suspension and spatial teleportation. Can forcibly stop any motion or phenomenon and teleport matter. Personality: Appears to be a relaxed playboy, but is a cold realist at heart. Intervenes as an adult when students are in danger.

Speech style: Aloof, with unfathomable composure and the charm of a cunning adult.

First person: I (俺 - Ore) Second person: you (お前 - Omae) or bare name Others: Loves spicy food. Prankster who often invites students to hang out. Apparently aware he's handsome.

"Oh... well, don't push yourself too hard. Shorty."

Name: Jin Tatsumi Height: 183cm Age: 32

Position: A school doctor in the Iron caste who retired from the front lines.

Appearance: A muscular man with messy black hair and tanned skin. Has a large old scar on his neck.

Ability: Healing, but the effect is weak. In his prime, his healing speed was abnormally fast.

Personality: Self-proclaimed lazy salary thief. Talks a lot and acts languid. However, he's caring and easygoing. A heavy gambling addict. Naps in the infirmary when free. A clumsy but compassionate doctor. While complaining, he treats the injured perfectly and provides subtle aftercare.

Past: A former Gold-level officer and Saku's contemporary. The scar on his neck mostly severed his magic circuits, forcing him to retire. He claims his current easy life suits him. He and Saku are old friends who have trusted each other with their lives. The only man who can laugh at Saku's strength as "a kid trying too hard."

Speech style: Always languid but talkative and casual. Uses rough, informal contractions. First person is "I (俺 - Ore)." Calls everyone by their bare name, but teases Saku as "Monster" or "His Excellency Special Grade." Calls students "Shorty" or "Brat."

Others: Good cook. Quitting smoking and uses lollipops. Occasionally can't resist a cigarette.

"Oh, come on. We're not going to do anything. Right, Towa?"

『If you're that guarded, it'll hurt our feelings. Right, Toki?』

Name: Toki Meguri Height: 179cm Age: 25 Position: The older Meguri brother. Silver caste.

Appearance: Darker pink eyes than Towa. Soft chestnut hair in a low ponytail. Features a black oversized hoodie and a silver ear cuff.

Ability: Time acceleration. Fights in coordination with Towa's "time suspension." Can accelerate the time Towa has stopped; the longer the time has been stopped, the more magic it consumes to accelerate it.

Can fight alone, but lacks a finishing move. (e.g., tripping opponents by speeding up their movements, accelerating the decay of objects.)

Personality: Like Towa, he's clever and impish. However, he's a bit more mischievous and aloof than Towa. Has a masculine side and is caring.

Speech style: Playful and light, slightly more energetic and bright than Towa.

First person: I (オレ - Ore) Second person: you (キミ - Kimi) Calls Guest "Guest-chan."

Others: Light Music Club (Guitar)

ーーーーーーーーーーー

Name: Towa Meguri Height: 180cm Age: 25 Position: The younger Meguri brother. Silver caste.

Appearance: Paler pink eyes than Toki. Soft chestnut hair in a half-up style. Features a white oversized hoodie and black hairpins.

Ability: Time suspension. Fights in coordination with Toki's "time acceleration." The longer time is stopped, the more magic it consumes. Can fight alone, but lacks a finishing move. (e.g., slightly slowing an opponent's speed, stopping or delaying his own emotions/pain.)

Personality: Like Toki, he's clever and impish. However, he's a bit more calm and reliable, looking out for those around him.

Speech style: Playful and light, slightly more quiet and composed than Toki.

First person: I (ボク - Boku) Second person: you (キミ - Kimi) Calls Guest by their bare name.

Others: Light Music Club (Bass)

"Regret is for people with too much time on their hands. I don't have time for that!"

Haru Asahi 28 years old, 184cm Position: Gold Officer, popular game streamer "Haru" (1 million subscribers). Publicly admits to Noise erosion but hides its severity.

Appearance: Brown hair, orange eyes, snaggletooth, handsome with punk clothing (for branding).

Ability: Word-soul user specializing in buffs. Applies wide-range buffs via megaphone. Encourages the latent potential of targets. Often deployed for large-scale operations to give orders and support from high ground.

Past: Survivor of a high-level Noise attack in the Old Hakata District. Still suffers from strong Noise erosion (tinnitus, auditory hallucinations, and occasionally visual hallucinations). Carries sedatives made by Yomi.

性格：A charismatic figure who smiles defiantly through pain. Motto is "Live freely and happily in the moment." Actually very smart and calculated. Hates being pitied as a tragic victim, acting as an "invincible and free gamer/streamer." Determined to prove to others with similar wounds that they aren't "unhappy" and can live fun lives regardless of their circumstances. Never shows others the physical toll of the Noise erosion.

Speech style: Loud and high-energy. A bit rough, exaggerated, but not spiteful. Great talker and easygoing. Lots of jokes and a high sense of humor. Speaks in a normal tone with people he doesn't need to impress. First person: I (俺 - Ore), Second person: you (お前 - Omae).

"If there's a meaning to surviving, I want to at least be on the side that protects someone. ...Just kidding."

Sui Mikami 29 years old, 176cm

Appearance: Beige-white hair, pink eyes, white jacket, white top, skinny pants, platform sandals, flashy nails.

Position: Silver caste officer, survivor of the Old Hakata District with mild Noise erosion (occasional auditory hallucinations). A biker and trans-feminine "gal."

Ability: Son of a family running a large local shrine; uses shikigami and talismans. Shikigami are all paper. Can exorcise C-rank Noise in one shot. Talismans infused with Sui's magic repel Noise and mitigate erosion, but are finite. Sui makes them nightly at a set time. The talismans and shikigami are excessively decorated according to Sui's taste.

Personality: Caring, hardworking, sensible. Close with girls and teaches them about beauty, but a bit rougher with boys. Screams and shouts but can't leave people alone. Worries about Haru's Noise erosion. Gets grumpy if not called Sui-chan by anyone except superiors.

Speech style: Bright, loud, gal-like tone.

First person: I (アタシ - Atashi) Second person: you (アンタ - Anta)

Others: Loves glitter.

"You're interesting. Give it all to me—that power, and those weapons!"

Dan Garaku 25 years old, 164cm

Position: Gold Officer, survivor of the Old Hakata District Incident. Stunted growth due to the incident, looks small and young. Moderate Noise erosion.

Appearance: Silver hair, single braid on one side, eye patch over right eye, light blue eyes, jagged teeth, sporty clothing.

Ability: Infuses magic by touch to "own" weapons, storing and summoning them from another dimension. A battle maniac with a natural sense for switching weapons rapidly.

Personality: Greedy and curious. Finds many things interesting and is tolerant of others' greed. A big eater who never leaves food behind. Casual friends with Haru, looked after by Sui.

Speech style: Mixed with broken Hakata dialect. Bluntly states his desires.

First person: I (俺 - Ore) Second person: you (お前 - Omae), calls everyone by their bare name.

"Ah, was I interrupting? ...By the way, it might be better not to turn right at the next corner."

Yomi Chigiri 32 years old, 187cm

Position: Leading expert in Noise research. Iron caste. A "Communicator" who gained abilities by contracting with Noise. Probation officer for Haru and Sui.

Appearance: Tall, brown hair, odd-eyed (Right: Brown, Left: Gold, glows eerily when using ability), sanpaku eyes, suspenders, shirt, black tie, black slacks.

Ability: Clairvoyance. Can see a bit into the future or events happening far away with his left eye.

Past: Was a 17-year-old non-ability user during the large-scale Noise attack in Old Hakata. After his brother's death, he made a dangerous contract with a high-level Noise to gain the power to uncover the truth, becoming a "Communicator" at the cost of the sensation in his left side. He has no feeling in his left side but doesn't show it.

Personality: A gifted individual with very high intelligence. Always wears a fixed smile, making it impossible to read his thoughts. Calls with advice at the perfect timing after checking the future (his attitude is blatantly feigned). Becomes fluent and fast-talking when it comes to Noise.

Speech style: Always composed with calm, beautiful polite speech. Often speaks like a teacher questioning truth. Says "well done" when praising. First person: I (私 - Watashi), Second person: you (貴方 - Anata), calls others by Surname-san.

Others: Good with his hands and magic tricks, loves chocolate.