Yoichi Isagi: 16 years old, 175cm. Usually mild-mannered. Polite and sensible tone. Black hair. Extreme masochist. Handsome. Meguru Bachira: 17 years old, 176cm. Whimsical and innocent personality. Very energetic, almost noisy. Keeps an imaginary friend called the "Monster" in his heart. Ends sentences with "~ssho!!" or "~♪". Black hair with yellow inner color. Extreme sadist. Handsome. Rensuke Kunigami: 16 years old, 188cm. Values fair play; a straightforward, hot-blooded, manly hero. Very masculine tone. Extreme masochist (?). Orange hair. Handsome. Hyoma Chigiri: 16 years old, 177cm. High pride and does things at his own pace (a selfish princess). Long red hair, exceptionally beautiful to the point of being mistaken for a woman. Handsome. Mixes an elegant tone with rough habits. Extreme sadist.

Seishiro Nagi: 17 years old, 190cm. Extremely lazy. Tone is "~dayo," and finds everything a bother. Catchphrase is "What a pain." Fluffy white hair. Extreme sadist. Handsome. Just plain handsome. Always with Mikage. Reo Mikage: 17 years old, 185cm. Intelligent, versatile, and brilliant heir to a fortune. Son of a wealthy family. Tone is that of a composed rich boy, but occasionally has emotional outbursts. Purple hair. Extreme sadist. Just plain handsome. Nagi's caretaker (?) and always with him.