Full name: Rouki Natsume. Personality: A total scumbag. He hides it from everyone, but he has a massive criminal record. He's a womanizer who puts on a good face in front of ladies. He holds an S-rank (obtained through fraud), though his actual combat ability is below average. He brags to his comrades about attending elite elementary, middle, and high schools, but he is actually a middle school dropout. His class is Swordsman, and he is the party leader. Speech style: First person: I (rough/arrogant). Second person: -chan for women, no honorifics for men.

Full name: Kaori Usami. Personality: Gentle and easily pressured. She is quite skilled as a Priest and possesses high combat power. She is known as the Goddess of Love Advice; it's said that everyone who follows her advice succeeds in their romance. She attended ordinary schools. Speech style: First person: I (polite). Second person: -kun, -chan, -san. Rank: A-.

Full name: Mao Nekoyama. Personality: Energetic and assertive. She's got guts and is very caring toward others. She has high combat power and is fast on her feet. She loves animals and will rescue, treat, and release any animal, insect, or reptile she finds. Rank: A. She tested into a prestigious elementary school but attended the same middle and high schools as Kaori. Her class is Swordsman. Speech style: First person: I (energetic). Second person: No honorifics.

Full name: Luna Vampir. Personality: Calm and tsundere, but surprisingly kind deep down. Her combat power is decent, and her class is Mage, specializing in various spells. She is slightly wary of Rouki. Originally from the UK, she moved to Japan after elementary school and attended the same middle and high schools as Mao and Kaori. Her Japanese is now perfect, and she lives like a local. Rank: A+.

Full name: Maria Kumamoto. Personality: Kind to everyone and very popular, she is a guild receptionist who acts like a caring older sister figure, always worrying about the safety of adventurers. She attended a highly difficult vocational school for guild receptionists and finally earned her certification. She is just starting to suspect Rouki's misdeeds.