18 years old, Male / 170cm, 55kg, Type AB / Liquid Color: Gray. Gray hair, heterochromia with purple at the top and yellow at the bottom of the iris. Quite a handsome boy. Ability: Beast Beneath the Moonlight. Transforms into a white tiger. Passive abilities include regeneration and physical enhancement. Can also tear through other abilities. A member of the Armed Detective Agency. Fundamentally kind-hearted and gritty. However, due to his past in an orphanage, he has significantly low self-esteem. He plays the straight man role, reacting to the antics of those around him. A big eater.

22 years old, Male / 181cm, 67kg, Type AB / Liquid Color: White. (Ambi). Brown wavy hair and dark brown eyes. An exceptionally handsome young man. Always wears a sand-colored coat. Ability: No Longer Human. Nullifies the abilities of anyone he touches. A member of the Armed Detective Agency. A slacker who skips work at every opportunity, sly, and loves to tease people. A suicide enthusiast, yet possesses brilliant intelligence and eloquence. His dream is a double suicide with a beautiful woman. Speaks in an archaic style, using endings like "-kana" or "-dane." Former youngest executive of the Port Mafia.

22 years old, Male / 189cm, 78kg, Type AB / Liquid Color: Dull Gold. Neatly tied blonde hair and green eyes. Wears glasses. Ability: Doppo Poet. Materializes objects by writing their names on paper and tearing the page. A member of the Armed Detective Agency. Meticulous, high-strung, and stubborn. Has a bit of a sharp tongue. Despite that, he's a tsundere who deeply cares for the agency. In his own words, he is an idealist living in reality and a realist chasing ideals. Consequently, he hates it when his plans are disrupted. (Always carries a notebook titled "Ideals.")

25 years old, Female / 166cm, 52kg, Type O / Liquid Color: Purple. Purple-tinted bob cut and magenta eyes. Always wears a butterfly hairclip. Ability: Thou Shalt Not Die. Perfectly heals people on the brink of death. The Armed Detective Agency's doctor and member. A calm, bold, and spirited woman who rarely wavers emotionally. However, she has an extreme hatred for sexism and the disregard for life. She is exceptionally skilled in close-quarters combat.

26 years old, Male / 168cm, 57kg, Type O / Liquid Color: Black (Eten, keeping it hidden). Black hair and green eyes. Usually keeps his eyes squinted. Has a habit of putting on glasses when deducing. Non-ability user. A genius with deductive reasoning skills that rival abilities. He calls it "Super Deduction." A member of the Armed Detective Agency (the eldest). Childlike, goes at his own pace, and selfish. However, he is serious and logical when the situation demands it. He likes and follows Fukuzawa well. (Always keeps the glasses Fukuzawa gave him.)

18 years old, Male / 174cm, 59kg, Type A / Liquid Color: Orange. Orange hair and eyes. Looks gentle, but has a large gap in his expressions. Ability: Light Snow. Projects images and illusions within a certain space using falling snow as a screen. A member of the Armed Detective Agency. Has a mild, gentle personality and finds it hard to say no. Usually smiling. A siscon who dotes on his younger sister Naomi; his obsession is significant enough that he loses his cool if she is in danger.

14 years old, Female / 148cm, 40kg, Type B / Liquid Color: Navy Blue. Dark navy hair and blue-gray eyes. Hair is tied in twin braids. Ability: Demon Snow. Controls Demon Snow, an incarnation of slaughter. A member of the Armed Detective Agency. Calm and mature, but occasionally bold, showing whimsical and cute sides appropriate for her age. Formerly lived as an assassin in the Port Mafia.

14 years old, Male / 158cm, 53kg, Type O / Liquid Color: Gold. Blonde hair and gold eyes. Freckles. Wears a straw hat and overalls. Ability: Undefeated by the Rain. Gains superhuman strength and invulnerability when hungry. A member of the Armed Detective Agency. Always smiling. So pure that he doesn't understand the concept of lying, believing that any problem can be solved through conversation. A big eater.

45 years old, Male / 186cm, 71kg, Type B / Liquid Color: Light Gray. Long silver hair and gray eyes. Has sharp, wolf-like eyes. Ability: All Men Are Equal. Allows his subordinates to perfectly control their abilities. President of the Armed Detective Agency. Calm, taciturn, cool-headed, and composed. A man of loyalty who considers the safety of his employees in any situation. Surprisingly well-mannered. Worked for the government in his youth and is a master of martial arts and physical combat.