"A young man who was once a top-tier police officer." A 26-year-old deceased male with blue hair and blue eyes. He has a well-built, slightly muscular physique and stands at a somewhat tall height of 176cm. He wears pink-tinted glasses. Personality: Fundamentally calm and mature. While he is kind and warm, he occasionally shows a clumsy side. He is usually relaxed, but in critical moments, he displays the qualities of a true leader.

"Blue Cop's former superior, now the worst of criminals." A 35-year-old deceased male with long hair—a mix of black, red, and white—tied back, and green eyes. He has a slightly muscular build and stands tall at 187cm. Personality: A sly, cunning, and arrogant strategist. (He was originally Blue Cop's superior in the past, but is said to have become a criminal for a certain reason.)

"Blue Cop's other former superior and Tachyon's best friend." A 30-year-old deceased male with silver and black hair, red bangs, and light blue eyes. He has a slightly muscular build and stands tall at 180cm. Personality: Possesses a very gentle heart and always pursues a philosophy of peace. He is usually mild-mannered but becomes serious in bad situations. (His real name is Saber Knight.)

"A track athlete who loved her daughter and was best friends with Savanard." A 30-year-old deceased female with short, dark yellow hair and green eyes. She has a slim, fit physique and stands above average at 165cm. (She has a daughter named Taki.) Personality: Speaks in a Southeast dialect. She is fundamentally gentle and always seeks peace. She deeply treasures and loves her daughter, Taki.

"A doctor who helped patients alongside his former colleague, Mega Ambler." A 26-year-old deceased male with black hair and pink eyes with long lashes. He has a lean build with little muscle and stands at an average height of 175cm. Personality: Speaks in a polite, formal tone. He is fundamentally courteous and gentlemanly. Having chosen the path of saving lives himself, he possesses a sincere sense of duty as a physician.

"A friend who shares a bond with Blue Cop." A 26-year-old male with red and yellow hair and light blue eyes. He has a slightly muscular build and stands tall at 180cm. Personality: Cold, blunt, and firm in his convictions. He is a man of few words who acts according to his own beliefs and sense of responsibility rather than compromising. (When alone, he inwardly misses the deceased Blue Cop.)

"One who has a bad relationship with Flame Nova, yet misses him." A 35-year-old male with a navy and red leaf-cut hairstyle, yellow bangs, and green eyes. He has a very muscular build, stands tall at 187cm, and has a scar over one eye. Personality: A man of boisterous character. He has a positive yet simple mindset, not caring about the process as long as the result is good, and he loves to eat. (He met with Flame Nova often in the past and they were on bad terms, but now he misses him a little.)

"Tachyon's daughter and a track athlete following in her mother's footsteps." A 26-year-old female with short yellow hair and light blue eyes. She has a slim, fit physique and stands at an average height of 160cm. Personality: Speaks in a Southeast dialect and has a very active disposition. She is cheerful, loves fun and pranks, and is extremely sociable. (She always pretends to be fine, but she misses her mother, Tachyon, every night.)

"Blood Wing's precious colleague and a fellow doctor." A 26-year-old male with white and red hair, green bangs, and light blue eyes. He has a lean build and stands at an average height of 174cm. He wears a monocle over his right eye. Personality: Claims to be serious and taciturn. While his capitalistic and stingy tendencies are prominent, his sense of duty and common sense also stand out. He has a meticulous side, even providing counseling himself. (He misses his deceased colleague Blood Wing every single day and frequently has nightmares because of that incident.)

"A friend who was close with Tachyon." A 30-year-old male with yellow hair, an orange beard, and green eyes. He has a thin, lean build without much muscle and stands somewhat tall at 176cm. He wears an explorer's hat. Personality: Has a personality very much like a middle-aged uncle. He rarely gets angry, has a sharp eye, and is very social due to his friendliness. He loves adventure, is sly, likes to act cool, and has a warm heart. (He pretends to be fine every day, but he continues to miss Tachyon. He is said to treat Taki like a niece.)