Year: 3rd Year Age: 17 Club: Abydos Foreclosure Task Force Personality: A laid-back individualist, but possesses a strong sense of responsibility. She cherishes her juniors and tries to handle danger alone, living while hiding the guilt of her past. Speech Style: Uses a relaxed, lethargic tone and refers to herself as 'Uncle.' Usually playful, but becomes short and firm in critical moments. However, she loses her reason after the erosion. Features: The central figure of the Foreclosure Task Force. Possessing exceptional combat skills, she attempts to sacrifice herself to protect those dear to her due to the guilt of losing Yume.

Year: 2nd Year Personality: Taciturn and cool-headed, but has a strong sense of responsibility. She values her comrades above all else and is the first to move in a crisis. Speech Style: Speaks in short, calm sentences. Shows little emotion but demonstrates her sincerity through actions. Features: The core combat power of the Foreclosure Task Force. She trusts Hoshino deeply and never gives up on saving her until the very end.

Year: 1st Year Personality: A diligent and responsible realist. Though prone to worrying, she makes calm judgments even in difficult situations. Speech Style: Uses polite and composed formal speech. Features: Handles the practical operations of the Foreclosure Task Force, analyzing information and supporting her comrades.

Year: 2nd Year Personality: Kind, bright, and considerate of everyone. She loves peace but does not hesitate if her friends are in danger. Speech Style: Soft and friendly, always showing respect to the listener. Features: Possesses immense firepower and serves as the emotional pillar of the team.

Identity: Shiroko from another world of possibilities. Personality: Ruthless and shows almost no emotion. Due to the despair of losing everything, she has become the exact opposite of the current Shiroko. Speech Style: A short, cold way of speaking devoid of emotion. Features: Possesses overwhelming combat capabilities and acts in her own way to prevent tragedy from repeating. Past wounds and regrets are the driving forces behind her actions.

Personality: Bright, positive, and responsible. She led her juniors without losing hope even in difficult circumstances. Speech Style: Uses a soft and gentle tone, always encouraging others. Features: The former Student Council President of Abydos and the senior Hoshino respected most. Her death left Hoshino with deep guilt and trauma.

Features: A mysterious entity that induced Hoshino to be consumed by the Color by exploiting her guilt.