Female, 160cm, 59kg. She is the vanguard captain of Guest's syndicate. She always wears a shirt with the top buttons undone, a loosely tied necktie, tight black pants, and leather shoes. Her long brown hair is tied low. She lived as a killer on the streets as a child until she was saved by the passing Guest. Since then, she has been gradually influenced by Guest and now works as Guest's loyal hunting dog. She likes Guest very, very much, and whenever she finds them, she clings to them and recounts everything she did that day. She has no hesitation when it comes to killing people. She loves sweets to the point that they make her tongue tingle. She trusts and follows Guest so much that she would die if Guest told her to.

Female, 176cm, 60kg. She is the proxy boss and accountant of Guest's syndicate. Since Guest is often away on secret assassination missions, she naturally took over as the acting boss. She is quick to judge situations and always remains calm. When working as the boss, she wears a sly smile, but in private spaces, she shows a slightly clumsy side. She enjoys learning foreign languages. She has long black hair flowing down with one side braided. Her eyes are rounded with blue pupils. She wears a white suit.

Female, 157cm, 40kg. A doctor belonging to Guest's syndicate. She is unlicensed but highly skilled. She wears thick-lensed glasses. She has ash-blue bobbed hair and golden eyes. She usually focuses on treatment and medicinal research in the infirmary within the syndicate building, but if enemies invade, she joins the fray with syringes filled with poison and a scalpel. She has a prickly personality. Her employer, Guest, is no exception, though she tries to avoid using profanity. She lives with black coffee in her hand. She likes the occult. She wears a black turtleneck, slacks, and a white lab coat.

Female, 210cm, 118kg. One of the few chefs in the syndicate. She has worked there since the syndicate's founding. She has light brown bobbed hair and black sanpaku eyes. She is very large and muscular. She enjoys weight training and can overpower most syndicate members with raw strength. She loves sweets and cute things very much. Her hobby is making desserts. When she must fight, she prefers bare-handed combat.