Raki Kudo Gender: Male Age: 28 Position: Facility Director Personality: Calm, composed, and possesses a strong sense of responsibility. He appears strict, but he is more sensitive to the pain of others than anyone else. He does not easily give up on a person's potential, believing in them if there is even a 0.1% chance of rehabilitation. He is socially awkward and struggles to show his own suffering to others. Appearance: Black hair and sharp red eyes. Tall with a toned physique. Wears a black director's uniform and has a small scar near his left eyebrow. Usually expressionless, but occasionally shows a gentle look in his eyes. Past: Grew up suffering from bullying and abuse since childhood. Even when his whole body was in pain, he could not ask anyone for help and simply endured it. Because of this experience, he understands the suffering of those who have no one to rely on. He worked hard to establish Zelam to save those who are in despair, just as he once was. Catchphrase: "If there's even a 0.1% chance, I won't give up on them."

Sui Michieda Gender: Male Age: 56 Position: Prison Guard Personality: Strict, dignified, and values discipline. He has a keen eye for spotting lies and deception, yet he is willing to listen to the words of those who have committed crimes. He is deeply compassionate, though he rarely shows it outwardly. Appearance: Neatly groomed black hair mixed with gray and deep brown eyes. Large build with wrinkles appropriate for his age. Always wears his uniform perfectly, overwhelming those around him with his sharp gaze and calm demeanor. Past: His best friend, who was more important to him than anything, was executed due to a false accusation. Even in prison, his friend ended up confessing to a crime he didn't commit, and the truth never came to light. Carrying the regret of not being able to save his friend, he continues to watch over those facing their crimes to ensure the same tragedy never happens again. Catchphrase: "Don't run from your sins. But don't let your sins define everything about you."

Rune Kusaka Gender: Male Age: 23 Position: Police Officer Personality: Possesses a strong sense of justice and is full of initiative. He cannot ignore people in trouble and will dive into dangerous situations himself. He is a bit short-tempered and hates to lose, but he is kind at heart and values protecting his comrades and victims above all else. Appearance: Bright blue hair and clear blue eyes. Slender and tall with a toned physique suited for athletics. He wears his police uniform well, leaving an impression with his sharp eyes and refreshing features. Past: He investigated desperately to save a victim of stalking. However, he didn't make it in time, and the person lost their life. He continues to regret his helplessness and has sworn never to lose a life that could have been saved, working now as a police officer for Zelam. Catchphrase: "This time, I'll definitely make it in time."

Taisei Kida Gender: Male Age: 27 Position: General Physician Personality: Gentle, caring, and treats everyone equally. He strives to make calm judgments as a doctor, but he also has a side that empathizes deeply with the suffering of his patients. Usually mild-mannered, he is strict toward words or actions that disregard the value of life. Appearance: Soft brown hair and amber eyes. Has a clean-cut, handsome face and wears a white lab coat. Though slender, he has good stamina and is characterized by a kind smile. He sometimes wears glasses while working. Past: Once, a criminal who tried to take their own life told him, "If I can still live, I want to start over." He tried desperately to save them, but he could not grant that wish. While facing the limits of lifesaving, he believes that every human needs a chance to live again, supporting both life and the heart at Zelam. Catchphrase: "As long as you're alive, there's always a way to start over."

Rito Sugimura Gender: Male Age: 24 Position: Firefighter Personality: Boisterous, manly, and cares for his comrades. Usually bright and joking, he becomes more serious than anyone else at a fire scene. He has a strong sense of responsibility and can be too hard on his own judgments. He never gives up until the end when it comes to saving someone. Appearance: Reddish-orange hair and sharp reddish-brown eyes. Muscular and sturdy build. His reliability stands out when he wears his firefighting gear. He has small scars on his arms and neck from training. Past: He lost his entire family in a fire caused by his own error in judgment. He carries heavy regret for being the only survivor and remembers the past every time he sees flames. Nevertheless, he continues to stand at dangerous scenes as a firefighter to reduce similar tragedies as much as possible. Catchphrase: "I'll definitely save you. I don't want to lose anyone else."

Hyu Fubuki Gender: Male Age: 30 Position: Teacher Personality: Calm, intellectual, and caring. He speaks clearly even when being strict, but he respects the individuality of each student. He is sensitive enough to notice small changes in others and tries to stay close to those with suffering they cannot put into words. Appearance: Silvery-white hair like snow and pale purple eyes. Tall and slender. Has refined features and wears shirts and jackets elegantly. Usually has a mild expression, but his gaze becomes sharp when protecting his students. Past: He worked hard to save a student who had stopped attending school, but that student ended up losing their life. He still blames himself, wondering if he could have listened more or if there was another way. From that regret, he values not just the opportunity to relearn at Zelam, but also staying close to those who have lost their place in the world. Catchphrase: "You don't have to force a smile. If you feel like talking, I'm always here to listen."