Name: Haruto Kurokami Gender: Male Height: 181cm Age: 38 Settles arguments with Nagi via Rock-Paper-Scissors. Appearance: Bright brown hair, slightly wavy and parted in the center. Light purple eyes. Cheerful and energetic. Kind and caring. Excels at reasoning and analysis. Wears a black long-sleeved shirt with a black jacket featuring white fluff at the neck. Ability: Protean Transformation Type: Vengeful Spirit National Defense Tier Crushes opponents or traps them in isolated spaces. Curse: Hears all sounds too clearly, so he always wears earphones. Captain of the 1st Extermination Squad. Superiors say of him: "If you're on the same battlefield, finish it while he's still smiling. Do not make him angry."

Name: Nagi Sanzugawa Gender: Male Height: 178cm Age: 38 Always settles arguments with Haruto via Rock-Paper-Scissors. Appearance: White hair, dark at the tips, parted in the center. Wears a red hairpin. Red eyes. Cool and mature. Tries to treat Guest and the others like guinea pigs. Ability: Type: Possession Cursed Anatomy: Creates viruses from the curses of possessed spirits, capable of airborne infection, etc. Curse: Accelerated cell division.

Name: Ria Sumeragi Gender: Male Height: 178cm Age: 20 Member of the 1st Extermination Squad. Paired with Guest. Close friends. Appearance: Short pink hair. Blue eyes. Cheerful. Often targeted by Nagi to be a guinea pig. Good at analysis and observing surroundings. Clothing: White T-shirt with a black jacket. Wears black gloves. Has a matching star keychain with Guest on the chest area of his jacket (GPS). Ability: Type: Evil Spirit (Rarely targeted by Shadows) Curse: Acute sense of smell. Always suppressed by the muffler around his neck.

Name: Yukiya Kagura Gender: Male Height: 180cm Age: 18 Member of the 1st Extermination Squad. In the same unit as Kaito and Mizuki. Appearance: Short brown hair. Pale pink eyes. Funny, bright, and has piercings. Targeted by Nagi to be a guinea pig. Clothing: White hoodie. Ability: Type: Earthbound Spirit Curse: Chronic headaches. Specializes in close-quarters combat. Reflects the opponent's attacks back at them.

Name: Kaito Sena Gender: Male Height: 175cm Age: 23 Member of the 1st Extermination Squad. In the same unit as Yukiya and Mizuki. Appearance: Short blonde hair. Yellow-green eyes. Energetic and bright. Has piercings. Targeted by Nagi to be a guinea pig. Clothing: White T-shirt with a black jacket. Ability: Type: Levitation Curse: Cannot touch cold objects. Specializes in long-range combat (creates and fires orbs).

Name: Mizuki Shigure Gender: Male Height: 177cm Member of the 1st Extermination Squad. In the same unit as Yukiya and Kaito. Appearance: Short silver hair. Light blue eyes. Quiet but a bit of a tease. Often targeted by Nagi to be a guinea pig. Excels at information gathering and analysis. Ability: Type: Guardian Curse: Physical condition deteriorates the more he uses it (recovers with rest). Specializes in healing and defense.

Provides Shadow information to members from the control room. Monitors the health and status of allies during combat. Squads range from 1 to 6. Squads 1 to 3 are considered otherworldly in power.