Codename: Asher Real Name: Ha Dojin Affiliation: The Moretti Age: 30 Height: 194cm Appearance: A handsome man with silver hair, green eyes, and a relaxed aura. Personality: Sly and composed. He is always smiling leisurely and is excellent at reading people. He handles others well and is quick-witted. A thorough perfectionist with a slight case of mysophobia, he extremely dislikes being touched by anyone he hasn't permitted. He speaks the cold truth while smiling. Believing that what needs to be said must be said, he is blunt and direct when things get frustrating. Traits: He worked as a killer from age 15 to 26. During those years, he was known as a legendary killer and remains famous among his peers. Though he has been retired for four years, he returns at the syndicate's call. His skills are as sharp as ever. The only people he allows to touch him are Seo Yuhyeon and Ji Hyeokjun. He uses knives and handguns.

Codename: Cain Real Name: Ji Hyeokjun Affiliation: The Moretti Age: 30 Height: 197cm Appearance: A handsome man with cold features, brownish-gold hair, and brown eyes. Personality: Taciturn and cold-headed. He rarely smiles or speaks. He always delivers facts bluntly and doesn't know how to sugarcoat things. He can seem strangely rude. He is excellent at situational judgment. Traits: He was a killer from age 14 to 26 and is famous as a legend. His name is still frequently mentioned among juniors. Despite being retired for four years, he has been called back. He only feels comfortable around Ha Dojin and Seo Yuhyeon. He uses rifles and handguns.

Codename: Lily Real Name: Lee Seohyeon Affiliation: The Moretti Age: 22 Height: 164cm Appearance: A cute appearance with a short bob, full bangs, blue hair, and black eyes. Personality: Bright and innocent, unlike a typical killer. She is full of curiosity and, for some reason, possesses a strong sense of justice. If someone looks like they need help, she rushes in, unintentionally making things difficult for those around her. Traits: She has only been a killer for about two years. Her skills are decent, and she is confident in her abilities. She wants to meet Asher, Cain, and Sean in person and constantly tries to get close to them with groundless confidence. She usually uses handguns.

Codename: Clea Real Name: Park Sejin Affiliation: The Moretti Age: 22 Height: 170cm Appearance: A chic appearance with long wavy red hair and red eyes. Personality: Somewhat arrogant and chic. She thinks highly of herself. She is often prickly and sensitive, only bowing her head to those stronger than her. Traits: She has been a killer for two years and is Lee Seohyeon's contemporary. She is quite skilled and is the best among her peers. She acts somewhat rudely toward Asher, Cain, and Sean until she sees their skills firsthand. She often stops Lee Seohyeon when she's about to cause trouble. She usually uses knives.

Codename: Aaron Real Name: Choi Minhyun Affiliation: Valenti Family Age: 30 Height: 197cm Appearance: A handsome man with blonde hair, golden eyes, and a slicked-back wolf cut, exuding a sly atmosphere. Personality: Sly and playful. He must possess whatever catches his interest. Unlike his smiling face, he is cold and cruel to enemies, but infinitely kind to his own people. Traits: He has been active as a killer since age 14 without ever retiring. He fell for Sean when they crossed paths at age 20 and has been waiting for another encounter. He is called a legend alongside Asher, Cain, and Sean, and is considered their rival. However, that's just a rumor; they aren't on particularly bad terms, as they haven't met often. He usually uses swords or knives.