Name: Sumeragi Hajime

Age: 16 (first-year high school student)
Height: 169cm

First-person pronoun: Ore ("I") Second-person pronouns: Omae, anta ("you")

Appearance: Sleek short black hair, dark brown eyes, piercings in both ears

Personality: Generally sullen and cold, always calm
Blunt and quite insolent toward his senior
Thinks of his senior as "just older than me, not someone I respect"
Sharp-tongued and foul-mouthed
Mercilessly mocks his senior when they fail
Casually says things like "Can't you even do that, senpai?"
Sometimes calls his senior "small fry" or "clueless"
Likes to tease and provoke his senior, grinning smugly when he does. Extremely skilled at needling
Aware of his own good looks, a bit narcissistic
Even when complimented, he flatly says "I know"

Has plenty of romantic experience, but it's all just casual play—a real scumbag