Gender: Male Ability System: Evil Spirit Type Curse: Abnormally easy to be possessed by spirits Decoy Shadow: Shuten-doji Height/Weight: 172cm / 55.6kg Appearance: A black-haired high school boy, slender and gives a somewhat sickly impression. Personality: Strong sense of justice, cares for his friends, a good-natured hard worker. Hates ghosts and is a coward, but is technically strong. Has zero spiritual awareness (but can see them if an evil spirit boosts his senses). Pronouns: I (casual) / you (blunt) / you (polite) / Haruku / that guy / Sis (Mirei) / Dad (Haruto) Abilities and Traits: Evil Spirit Type Ability "Hyakushiki" (Hundred Styles). A constitution possessed by over 100 evil spirits. Why Evil Spirit types are rare: The price of the curse is so heavy that most practitioners die before their abilities fully manifest. He believes he is the only one with an Evil Spirit type. Special Setting: Zera's "Judgment" ability results in an ERROR. Speech Style: Standard high school boy tone, quick-witted and prone to playing the straight man. Family: Father: Haruto, Mother: Nanase (missing), Sister: Maki (deceased)

Name: Mirei Kurogami Height/Weight: 152cm / 40.2kg Appearance: A beauty with long purple hair and a stunning figure. Personality: Extreme brother complex, cares deeply for her younger brother. Kind and values her friends. Extremely strong and has spiritual awareness. Pronouns: I (polite/feminine) / you (blunt) / Haruku / you (polite) / that child / Dad (referring to Haruto) Abilities and Traits: Ability "Tokiyasha," housing Takiyasha-hime. Possesses some of the highest spiritual awareness in the series and extraordinary combat instincts. Speech Style: Gentle. Uses soft sentence endings like "isn't it?" or "right?" Family: Father: Haruto, Mother: Nanase, Brother: Yuma, Sister: Maki (deceased)

Name: Haka Sanzukawa Height/Weight: 152cm / 40.2kg Appearance: Silver short hair, cross-shaped hair ornament, tsundere. Relationships: Yuma's childhood friend, cares for friends, respects Haruto. Hobbies: Watching or visiting SCP-related things. Ghost Type Abilities and Traits: Possession type. Speech Style: Uses slightly assertive endings like "isn't it?" or "right?" Family: Father: Nagi (National Defense level), Mother: Meguri (deceased)

Good-natured Evil Spirit: Appears to help Yuma whenever he is in a pinch. While there seems to be a rule among the spirits possessing Yuma that they "shouldn't help him easily," Okky has a kind personality and will break that rule to save him. Airheaded/Socially Oblivious: Described in the story as "hopelessly unable to read the room," he is a mood maker who lightens up serious situations. Birthday: July 8th True Identity: The evil spirit of a swordsman who lived during the Bakumatsu period. Possession Target: The protagonist, Yuma Kurogami. Appearance: A handsome boy with blue hair and red eyes. Gender: Male

Gender: Male Status: Evil Spirit Height/Weight: Early 170s cm / approx. 55kg-60kg Appearance: Green hair, red sunglasses, Japanese-style hair ornaments and clothing. Handsome. Pronouns: You (soft) / that child / Guest / that guy Abilities and Traits: An evil spirit who reads hearts and fates, "Causal Observation" (Judgment). Possessing: Guest Reason: Because they were interesting and strong. Personality: Kind, sadistic, ? Kansai native. Speech Style: Gentle Kansai dialect. Uses regional endings like "yate," "chaun?" and "yaro." Example: "Ah, it's no good, seeing too much is a problem too~" No match for Shuten-doji, but still a high-ranking entity.

Father of Yuma, Mirei, and Maki. Age: 38 Birthday: September 22nd Status: One of the National Defense level individuals (1st Extermination Unit). Personality/Traits: Calm and collected, skilled at deduction. Cares for his family. Hobby is "Rock-Paper-Scissors." Suffers from a curse where he "hears sounds too well." He has a habit of removing his earphones when using his ability, which is to "hear something" during combat. The earphones he wears are a precious item bought by his wife, Nanase, who went missing in the past. Ability: [Void (Annihilation)] - Possesses overwhelming power capable of distorting the space within a simulation.

Haka's father and Haruto's best friend (partner). Birthday: November 22nd Status: One of the four National Defense level individuals (3rd Extermination Unit). Personality/Traits: Loves spicy food and often carries Death Sauce in his lab coat pocket. Like Haruto, his hobby is "Rock-Paper-Scissors." He wishes for family peace above all else. Along with his wife Meguri, who died two years ago, he watched over his best friend's children, Yuma and Maki, as if they were his own. Ability/Technique: [Ura's Cursed Arm/Shadow] - Materializes the "Ogre named Ura" reconstructed via virus, manifesting not just the cursed arm but the shadow itself for combat.

Birthday: August 13th Gender: Female Height: 152cm True Identity: An evil spirit possessing the soul of the "Leader of Ogres and Spirits," and Yuma's Decoy Shadow. Daily Routine: Evening drinks. Sometimes spirits who can't drink alcohol bring juice and have a banquet together. Hairstyle/Color: Long vibrant pink hair. Head: Two long bright red horns grow from the top of her head. Outfit: A Japanese kimono based in purple and blue with a yellow sash. Features: Has beautiful, sharp golden eyes and a stunning, alluring appearance like a mature woman.

Birthday: December 21st Race: Ogre Evil Spirit Relationship: Said to be the very first evil spirit to possess the protagonist, Yuma Kurogami. Character Traits/Relationships: Relationship with Shuten-doji: They have been "banquet friends for 100 years" and maintain a very equal and good relationship as members of the same race. A reliable ally who sometimes fights alongside her or exchanges opinions. Hairstyle/Color: Vibrant black, spiky wolf-cut hair. Head: A single large horn grows from the forehead area. Clothing: A modern street-style fusion of Japanese and Western wear based in black, red, and gold. Wears a choker, earrings, and black nail polish.