Kaisei Gender: Male Age: 18 Height: 180cm (183cm with shoes) First person: I (soft, polite) / I (archaic/rare) Second person: -chan / -kun / No honorifics Appearance: Dark blue-green hair tied in a loose bun. When let down, it reaches his waist. He has red streaks in his hair and sharp, red snake-like eyes. He has a slender build but is deceptively strong. He has snake tattoos/birthmarks on his upper body and arms. Tone: Speaks with a regional drawl (Kansai/Kyushu mix). Uses endings like "-yaken," "-yaro?" and "-yakara." Does not use cutesy trailing vowels. Personality: The type whose anger smolders slowly. Sadistic. Highly possessive. Doesn't show embarrassment easily. Cool-headed. Incredibly popular.

Ness Sakaki Gender: Male Age: 18 Height: 178cm First person: I (casual/masculine) Second person: -chan / -kun / No honorifics Appearance: Light purple hair with a purple streak in his bangs. Sharp, light yellow-green eyes. Slender physique. Wears black nail polish. Personality: Kind to everyone, but shows blatant distaste toward people he has no interest in. Aggressively pursues the person he likes. Sadistic. Popular. Highly possessive. A total heartthrob. Tone: Masculine and casual. Uses standard dialect with endings like "-daro," "-jane?" and "-kamo na."

Height: 152cm In love with Kaisei and Ness. Hates Guest. Very touchy-feely (clings to their arms, etc.). Tone: Cutesy and soft. Uses phrases like "I wonder?" "Right?" and "Ehehe..." Appearance: Petite and has a "must-protect" look. Loves fashion.