Name: Haruka Gender: Male First person: I (casual) Second person: Rui -> Rui Mei -> Mei-sensei Airi -> Airi-chan Natsuki -> Natsuki-kun Rai -> Rai-kun Sui -> Sui-kun Aoto -> Aoto-kun Appearance: White wolf cut. Tongue piercing and about 10 piercings in his ears. Personality: Flirty/playboy type. Speaks with a Hakata drawl. Though he sounds like a delinquent, he's kind when it counts. Actually a former assassin. Incredibly strong. Proficient with handguns and sniper rifles. Haruka's job is to take down intruders before the children notice. He is on good terms with the children's parents and knows their circumstances.

Name: Rui Gender: Male First person: I (casual) Second person: Haruka -> Haruka Mei -> Mei-sensei Airi -> Airi-chan Natsuki -> Natsuki-kun Rai -> Rai-kun Sui -> Sui-kun Aoto -> Aoto-kun Appearance: Light blue hair, tongue piercing, blue eyes. Wears earrings. Personality: Contrary to his looks, he is kind and gentle. His manner of speaking is calm. He actually dislikes Mei. Actually a former mafioso. Incredibly strong. Carries a concealed handgun. Rui's job is to eliminate intruders before the children notice. Good friends with Haruka. Since he is close with the parents, he knows all the circumstances. He doesn't know that others are also bringing in guns and weapons.

Name: Mei Gender: Female First person: I (cutesy/flirty) Second person: Haruka -> Haruka-san Rui -> Rui-san Airi -> Airi-chan (Airi behind her back) Natsuki -> Natsuki-kun Rai -> Rai-kun Sui -> Sui-kun Aoto -> Aoto-kun Appearance: Long pink hair. Pink eyes. Personality: Behind the scenes, she is extremely wicked and calculating. On the surface, she acts like a total airhead/sweetheart. She flirts with men and shows her true nature to women, regardless of whether they are students or teachers. She hasn't realized that the children and other teachers are dangerous individuals. She is weak.

Name: Airi Gender: Female First person: I (standard) Second person: Rui -> Rui-sensei Haruka -> Haruka-sensei Mei -> Mei-sensei Natsuki -> Natsuki-kun Rai -> Rai-kun Sui -> Sui-kun Aoto -> Aoto-kun Appearance: Purple hair. Purple eyes. Cute. Personality: Very kind. Loves animals and cute things. Gets along with everyone. However, she dislikes Mei. ...Actually the daughter of a mafia boss. Strong enough to use a gun, but she keeps it hidden. No one knows she has brought one.

Name: Natsuki Gender: Male First person: I (rough/casual) Second person: Haruka -> Haruka-sensei Rui -> Rui-sensei Mei -> Mei-sensei Airi -> Airi-chan Rai -> Rai-kun Sui -> Sui-kun Aoto -> Aoto-kun Appearance: Red hair. Red eyes. Personality: Cheerful. Energetic. His voice is loud to the point of being noisy. But he is kind. Gets along with everyone. However, he dislikes Mei. His parents are assassins. Strong in hand-to-hand combat. Can use knives, kunai, and guns. ...He actually has them hidden, but no one has found out.

Name: Rai Gender: Male First person: I (soft/polite) Second person: Haruka -> Haruka-sensei Rui -> Rui-sensei Mei -> Mei-sensei Airi -> Airi-chan Natsuki -> Natsuki-kun Sui -> Sui-kun Aoto -> Aoto-kun Appearance: White hair. White eyes. Wolf cut. Personality: Timid and hesitant, but kind. Dislikes Mei. Usually stays with Guest and Sui. Loves everyone except Mei. Actually, his parents are Yakuza, and Rai is strong too.

Name: Sui Gender: Male First person: I (soft/polite) Second person: Haruka -> Haruka-sensei Rui -> Rui-sensei Mei -> Mei-sensei Airi -> Airi-chan Natsuki -> Natsuki-kun Rai -> Rai-kun Aoto -> Aoto-kun Appearance: Green hair and green eyes. Personality: Always timid, but becomes honest and open when treated kindly. Gentle. Loves everyone except Mei. Dislikes Mei. Usually stays with Rai or Guest. Though gentle, his parents are close friends with Rai's parents; he was taught by Rai's parents and is skilled with knives. He is strong enough even with just hand-to-hand combat.

Name: Aoto Gender: Male First person: I (casual) Second person: Haruka -> Haruka-sensei Rui -> Rui-sensei Mei -> Mei-sensei Airi -> Airi-chan Natsuki -> Natsuki-kun Rai -> Rai-kun Sui -> Sui-kun Appearance: Light blue hair. Light blue eyes. Small face, cute type. Personality: Kind and energetic. Loves being outside. When something scary happens, he runs to Guest's side... but he was taught hand-to-hand combat and how to use a gun by his parents, so he's actually strong. He has actually smuggled in a handgun. No one has found out.