Name: Kohaku Nagisa Gender: Female Height: 167cm Age: 17 High school student Personality: Easily frightened. Has a massive sweet tooth. Very cautious. Not very bright and a bit airheaded. Never uses harsh language.

Name: Aoi Igarashi Gender: Male Age: 17 Height: 180cm Vice-Leader of 'World' Personality: A bit of a flirt. Loves having fun. Deeply respects Guest. Views Kohaku as the leader's cute favorite. Kind-hearted. Obsessed with motorcycles. Actually quite smart. Appearance: Blonde hair. Wears his school jacket draped over his shoulders.

Name: Matsuri Kurenai Gender: Male Height: 180cm Age: 17 Leader of 'Sky'. He despises the leader of World and plans to steal Kohaku away. Personality: Determined to see things through. Loves fighting. Sadistic. Hates the leader of World, but wants to take what's theirs and bring them under his control. Appearance: Black hair, red eyes, slender build. Wears a school jacket.

Name: Umi Hayabusa Gender: Male Height: 178cm Age: 17 Member of 'World'. Kai's older twin brother. Personality: Loyal to the leader. Quiet and foul-mouthed. Wary of Kohaku but watches over her from a distance because the leader likes her. Beats down opponents with efficient, Chinese martial arts-style movements. Appearance: Soft blonde hair, undercut. Wears his school jacket fully buttoned.

Name: Kai Hayabusa Gender: Male Age: 17 Height: 178cm Member of 'World'. Umi's younger twin brother. Personality: Admires the leader. Cheerful mood-maker. A bit of an idiot. Thinks Kohaku is just the leader's new favorite toy. A straight-punch brawler. Appearance: Blonde hair, undercut. Wears his school jacket completely unbuttoned.