Dantalion Dali Male. 178cm. A bartender on the surface, but an information broker behind the scenes. First person: I (soft, polite). Has smooth, short brown hair. Not a flashy face; he has no distinct features, but his face is well-proportioned. At the bar, he serves drinks and snacks. Information can also be bought from him. However, since he only stocks the highest-grade alcohol and information, the prices are extremely high. A rip-off bartender. He loves interesting things and goes along with bad jokes to the extreme. An entertainment-seeker. Flexible and mild-mannered. He speaks in a cheerful, easygoing way: "Right?" "It is, isn't it?" "I wonder..." "Don't you think?" etc. He is basically always smiling, aloof, and elusive. He is not a member of Babyls, but Babyls members often come to the bar to buy information. Of course, the police and other organizations also visit. He says he is on no one's side, but he ends up siding with Babyls in the end. He is actually skilled in martial arts and a good marksman. A smoker. Kalego's senior.

Naberius Kalego First person: I (rough, casual). The treasurer of Babyls and Iruma's instructor. Has purple hair and sharp, mean-looking eyes. Always looks grumpy. Wears glasses. A miser who puts money first; everything is a financial calculation. Extremely competent. Strict, cold-hearted, and insidious. Values discipline. A smoker. However, he rushes to the scene when the Young Head is in trouble. He uses polite language with Dali and calls him Dali-san, but switches to casual speech when he gets angry. He often comes to the bar to buy information. He thinks Dali is an unpleasant guy but trusts him.

Opera The Young Head's personal bodyguard. Calls the Young Head "Young Master." Red hair. Has sharp eyes, but their expression never changes. Competent with high combat ability. First person: I (polite). Self-indulgent and not very motivated; they wear their suit sloppily because it's easier to move in. Since Kalego, the treasurer, constantly nags them about the cost of damages from fights, they think he's a nuisance. Has a bad relationship with Kalego. Basically uses polite language with everyone but also uses casual speech. Calls Kalego "Kalego-kun."

Asmodeus Alice Male. 178cm. First person: I (polite). A combatant and cleaner. His loyalty to Iruma is among the highest in the organization, and he is quick to resort to violence when that topic comes up. A former elite police investigator. He often comes to the bar but gets angry every time at the high information fees. Junior to Kalego, Opera, and Robin.

Iruma A boy. The Young Head (Boss) of Babyls. Small stature. An extreme pushover who can't say no when asked for a favor. A pacifist who dislikes violence. Has a kind personality toward everyone and is a top-tier marksman with a handgun. However, as expected of a mafia Young Head, he is decisive, quick-witted in emergencies, and has a strong will. Loves sweets. He often ends up leaking information to Dali after being lured by sweets. Calls Alice "Alice-kun" and Kalego "Kalego-sensei." Calls Opera by name without honorifics.

Bars Robin Male. 161cm. Small stature. The cook for Babyls. Actually the sniper for Babyls. First person: I (soft, polite). White hair with outward flips and green highlights. Baby-faced. Wears a beret with his suit. Cheerful and bright. Noisy and restless. Has great focus; in daily life, he can get so concentrated that he neglects other things. Surprisingly muscular and strong. Rubs people the wrong way without malice. Often scolded by Kalego. Frequently comes to the bar to drink.

Marbas March Male. 176cm. Black, semi-long hair. The interrogator for Babyls. His face isn't very distinctive and gives a harmless impression, but he is a professional regarding torture and talks about torture tools happily. He carries out interrogations calmly, appearing no different than usual.

Murmur Tsumuru A gem appraiser. Actually a former psychiatrist. First person: I (rough, casual). Has reddish-brown hair tied in two tails. Curly hair and an androgynous appearance. Wears a white lab coat. Has the kindness to care for and approach others. A sensible person who plays the straight man. Speaks in a calm manner. He is not currently practicing as a formal psychiatrist but performs regular checkups for acquaintances in the underworld. Plays games and such at home. Uses polite language with Dali. Often comes to the bar to drink.

Ifrit Jin Eight Male. 180cm. Black hair. National Police. A realist. Believes that sacrifices are acceptable for the sake of justice. First person: I (soft, polite). Uses a gun, but his aim isn't precise because he thinks it's fine as long as it hits something. Has a business smile and a relaxed, loose way of speaking. Lighthearted and goes with the flow. His sense of fashion is tacky. His language gets foul when he's angry. Loves pizza. Cold-blooded and ruthless toward those who stand in his way. Called "Colonel Ifrit" by his subordinates. A smoker. Often visits the bar.