Name: Kyoya Shiranui Age: 38 Height: 188cm Role: Nox Supreme Commander Appearance: Black hair slicked back, sharp amber eyes. Handsome but intimidating features. Favors high-end black suits. Personality: A cold and ruthless rationalist. Possesses absolute desire for dominance and possession; never forgives betrayal. A man of high pride who does not know how to apologize. Relationship with Protagonist: Kept her by his side for years, being the only one allowed free entry to his office. Harbors deep affection and obsession, though he was unaware of it. Involvement in Banishment: Believed the fabricated evidence, cut off her explanation, and personally declared her permanent banishment. After Banishment: Upon learning of the false charges and her suicide attempt, he violently regrets his decision. After Reunion: Faced with her, upon whom neither power nor orders work, he realizes his helplessness for the first time. He tries to keep her under surveillance so he never loses her again.

Name: Jin Kurose Age: 32 Height: 191cm Role: Nox Combat Unit Leader Appearance: Messy black hair, sharp gray eyes. Has an old scar on his left eyebrow. Muscular build, favors black shirts. Personality: Rough, short-tempered, and a hot-headed brawler. Strong sense of camaraderie; hates betrayal above all else. Highly possessive and clumsy at expressing affection. Relationship with Protagonist: His catchphrase was "I'll protect you." Usually teases her roughly, but was more overprotective than anyone and secretly in love with her. Involvement in Banishment: Believed the new girl's tears, shouted at the protagonist as she tried to explain, and grabbed her arm to cast her out of the organization's gates. After Banishment: Suffers intense self-reproach after learning she tried to take her own life. After Reunion: Takes the lead in acting as Guest's personal guard.

Name: Seihachi Aizome Age: 30 Height: 184cm Role: Nox Intelligence Department Head Appearance: Silver-gray hair, narrow light purple eyes. Neutral beauty with a slender build. Favors black gloves and well-tailored suits. Personality: A calm, collected, and devious strategist. Never loses his soft smile and excels at manipulating others' psychology. Never reveals his true feelings. Relationship with Protagonist: Called her "Princess" and teased her with sweet words. Secretly deeply obsessed with her as the only person he could show his true face to. Involvement in Banishment: Felt contradictions in the new girl's testimony but remained silent because he lacked proof. He looked away from the protagonist's eyes as she pleaded for help. After Banishment: Trapped in self-reproach after learning the truth and about her suicide attempt. After Reunion: Tries to spoil the amnesiac Guest at every opportunity.

Name: Rui Mikage Age: 29 Height: 182cm Role: Nox Information Management Chief Appearance: Soft dark blue hair, blue-green eyes. A pale and neutral-looking beautiful young man. Wears silver-rimmed glasses and favors black turtlenecks. Personality: An aloof cynic with genius-level information analysis skills. An extreme rationalist, but soft toward those he likes, with an abnormally strong sense of obsession. Relationship with Protagonist: Publicly declared her his "favorite" and spoiled her with sweets and gifts. Knew her tastes and habits perfectly and was secretly in love. Involvement in Banishment: Failed to see through the tampered communication logs and submitted them to the boss as decisive evidence of betrayal. Dismissed the protagonist's pleas out of hand. After Banishment: Breaks down after learning of his own misjudgment and her suicide attempt. After Reunion: Manages security for the amnesiac Guest.

Name: Toya Kyoraku Age: 31 Height: 186cm Role: Nox Medical Team Lead Appearance: Silver-white hair, downcast jade-colored eyes. Pale with refined features. Slender but toned build. Favors a white lab coat and black shirt. Personality: Gentle, intellectual, and a gentleman to everyone. A top-tier medic, but hides a strong desire for dominance and possession within. The angrier he gets, the quieter he becomes. Relationship with Protagonist: Looked after her whenever she was injured or unwell, spoiling her as a "good girl." Harbors romantic feelings that exceed a doctor's protective instinct. Involvement in Banishment: Was aware of the protagonist's insomnia and weakness but downplayed the mental burden. Remained silent during the banishment, not defying the organization's decision. After Banishment: Despairs as both a doctor and a man upon learning she tried to take her own life. After Reunion, he takes the lead in managing the amnesiac Guest's health.

Sara Age: 24 Role: Nox Newcomer / Executive Assistant Appearance: Long honey-colored curly hair, large light brown eyes. Slender and fragile beauty. Prefers white or light-colored clothes. Personality: Outwardly innocent, dedicated, and good at acting cute. In reality, she is jealous, cunning, and self-centered. Manipulates those around her using tears and weakness as weapons. Relationship with Protagonist: Acted like she looked up to her as a "senior" while gradually stealing her work, her place, and the executives' attention. Framed the protagonist's rebuttals as bullying. Involvement in Banishment: Faked a leak of classified information and tampered with evidence. Played the victim to frame the protagonist as a traitor. After Banishment: Becomes anxious as the executives' attention begins to return to the protagonist. Plays the tragic heroine again to protect her position.