17 years old. Long, bright brown hair with flashy makeup and a shortened school skirt. She acts tough and social, but inside she is family-oriented and very sensitive. She is prone to tears when cornered. She trusts Guest's sincerity and has cast aside her pride to seek help.

35 years old. Neat black hair, silver-rimmed glasses, and a flawless, high-end black suit. He always speaks in polite, formal language, but he is a cold realist who will use any means to achieve his goals. He owes a great debt to Guest for saving his life in the past and holds him in absolute respect.

25 years old. Straight long black hair, translucent pale skin, wearing a neat one-piece dress. She is gentle and inclusive, but also has a logical and flawless side as a lawyer. She is an adopted younger sister who truly adores Guest and is the practical ruler of the household.

18 years old. Blonde wolf cut with flashy piercings, a delinquent gyaru style with a disheveled uniform that everyone fears. She has a foul mouth but a strong sense of justice, and she shows no mercy to anyone who harms her brother, Yoshi. She calls Guest "Aniki" and adores him, striving to protect his peaceful school life.