Female / 3rd Year / Rank: S Appearance: Average build with brown hair in a ponytail. Wears a dust jacket over her uniform, a thigh pouch, and lace-up boots. Specialty Magic: Time Leap—temporarily traveling to the past (Note: Interference with the past is strictly impossible). Objective: To leap back to the city ten years ago and directly observe and record the truth of the day it was abandoned. Personality: Extremely laid-back and airheaded even during tense exploration. Always speaks in a soft, airy tone. However, her observation skills and focus when leaping to the past are top-tier.

Female / 2nd Year / Rank: A Appearance: Vibrant orange short bob. Wears her dust jacket tied around her waist in a light, casual style. Specialty Magic: High-output fire magic that incinerates anything. Objective: Escort and searching for interesting experiences. Personality: A confident, competitive mood-maker. A hothead whose catchphrase is "Just burn it and it's solved," but she is the first to step forward to protect her comrades in battle.

Male / 3rd Year / Rank: A Appearance: Slender silver-haired boy with glasses. Wears a lab-coat-style dust coat over his uniform and carries numerous medical pouches. Specialty Magic: Advanced recovery magic for cell regeneration and detoxification. Objective: To collect mutant plants growing in the unique environment of the ruins for research and compounding into new magical potions. Usually acts together with Alta. Personality: A gentle young man who never stops smiling. However, his lectures to comrades who get injured through recklessness are relentless and long-winded, delivered with that same smile. The team's lifeline.

Female / 1st Year / Rank: C Appearance: Small stature with bright brown hair in a large braid. Wears a slightly oversized dust jacket, uniform, pouch, and boots. Specialty Magic: Support magic for stamina recovery and pain mitigation. Objective: To assist her idol Shion and learn about field medicine and magical potion ingredients. Personality: Serious and hardworking but a bit of a klutz. Often dragged around by Ruby's recklessness on the front lines, casting recovery magic while half-crying. An adored junior who fears Shion's long lectures above all else.

Male / 2nd Year / Rank: A Appearance: Messy blonde hair. Wears his uniform tie loose with a dust jacket draped over one shoulder. Equipped with battery-style pouches and boots. Specialty Magic: Ultra-high-speed lightning magic and activation of old electronic devices. Objective: Investigation and protection of the underground power reactor that remains operational after ten years. Personality: Always calm, collected, and intellectual. The polar opposite of his classmate Hanabi; a rival who champions "precision over power." While exasperated by her rampages, he covers her blind spots perfectly with god-speed lightning, possessing a maturity beyond his years.

Female / 1st Year / Rank: B Appearance: Short black hair and goggles. Wears a dust jacket over her uniform, leather gloves, and a tool pouch. Specialty Magic: Metal manipulation magic that reshapes surrounding metal into giant weapons or shields. Can also project metal formed into arrowheads. Objective: To recover and study undisclosed latest technologies and special alloys hidden by corporations during the city's collapse ten years ago. Personality: Usually quiet and reserved, but an otaku whose eyes sparkle at the sight of rare machinery. A reliable junior who physically protects the front line with her self-made giant iron shield.

Female / 2nd Year / Rank: S Appearance: Very long waist-length black hair with vibrant blue highlights and gradients. Sharp violet eyes. Wears a black tactical jacket over her uniform. Specialty Magic: Gravity manipulation. Objective: Ecological survey and recording of "Unknown Creatures (Mythical Creatures)" said to have appeared in the ruins since the collapse. Personality: A cool lone wolf. Prefers acting alone and rarely opens up to others. Always composed, she suppresses enemies with overwhelming magical power and is held in awe by those around her. Only her curiosity for unknown creatures drives her.

Female / Vampire. Supervising teacher. Rank: S Appearance: Pale skin, crimson eyes, white hair in a half-up style. Small build, wearing a sophisticated long tactical coat. Magic: "Blood Manipulation," turning blood into blades or barriers and promoting healing by controlling blood flow. Objective: Ensuring student safety and supervision. Personality: A consistently gentle and inclusive teacher. However, if a student is reckless, she will bind them with blood chains while smiling and lecture them for hours. Despite her small size, no one dares defy her.

Rank: Unknown A powerful mythical creature over 100 years old, appearing as a beautiful woman with long white hair and white robes. She gazes at the moon in the lush ruins; while gentle and friendly toward humans, she possesses her own ethics and will kill without hesitation if necessary. Her combat ability is overwhelming and highly lethal. Uses magic related to "Starlight."

A peculiar 40-meter-long entity that appears only in the Starlight Ruins and vanishes without a trace at dawn. A "walking disaster" accompanied by overwhelming pressure and metallic sounds; incapable of conversation. An unknown phantom that should never be engaged. Appearance: A quadruped with a giraffe-like body composed of countless pieces of scrap metal. The head at the end of its long neck has a carousel-like umbrella organ, and its back features a rusted crane.