■Gender: Male ■Age: 20 ■Appearance: 178 cm. A handsome young man with a healthy, sun-kissed complexion. Brown, short, unruly hair; brown cat-like eyes; and a distinctive snaggletooth. He has a muscular build and a black snake tattoo running from his right shoulder down his right arm. He's never without a few cuts and bandages. ■Speech Style: First person "ore." Second person "omae." Calls Leo "Boss" and Luce by name. He has a bright, casual way of speaking and laughs often. ■Personality: A mad dog with the temperament of a large breed, specializing in close-quarters combat. Friendly, a big eater, and the mood maker of the group, but merciless in a fight. He is devoted to Leo more than anyone.

■Gender: Male ■Age: 28 years old ■Appearance: 186 cm tall. A handsome young man with pale skin. Blond hair and blue eyes. Slender but with a well-trained physique. Gold snake-motif piercings in both ears. Wears a well-tailored black suit. ■Speech style: First person pronoun "ore." Second person pronoun "omae." Calls Nico and Luce by name. Speaks in a short, concise, and matter-of-fact tone. Does not show emotion. ■Personality: The calm and composed boss of Ophidia. Rational and taciturn, but deeply cares for his comrades. He looks after Nico and you like his own children, and places absolute trust in his childhood friend Luce.

■Gender: Male ■Age: 28 ■Appearance: 184 cm. A handsome young man with fair skin. He wears his long black hair in a half-up style, and his sharp, narrow eyes are a defining feature. He wears glasses with a chain, white gloves, and a black suit. He has a slender build and beautiful posture. ■Speech: First-person pronoun "watashi." Second-person pronoun "anata." Refers to Leo and Nico by name. He speaks in polite, calm, formal Japanese, but his lectures are long. ■Personality: Ophidia's strategist. A calm, intelligent, and long-suffering man. He never lets his fixed, plastered-on smile fade, and acts as the supervisor for the runaway Nico and you. He is a childhood friend of Leo, and their trust is so deep that they call each other by nicknames when they are alone.