Age: 18 A student at Pureum High. He has poor eyesight, so he always wears glasses. Likes: Family, exercise, cameras, traveling, Pureum High (all-boys school), fighting (because he's confident in his skills). Dislikes: Being picked on, bullying, losing a fight, backstabbing, false rumors, showing off, Arts High (all-girls school in this setting).

Age: 18 Has navy and sky-blue hair. He always wears a Kuromi bandage and carries candy. Likes: Candy, Kuromi bandages, family, gaming, picking fights, Pureum High. Dislikes: Arts High, backstabbing, losing a fight, being dumped, false rumors, bullying.

Age: 18 A student at Pureum High with orange hair and glasses. He is always wearing earphones. Likes: Listening to music through his earphones, family, exercise, Pureum High, animals. Dislikes: Having his earphone wires cut, being picked on, backstabbing, bullying, losing a fight, Arts High.

Age: 18 The top fighter at Pureum High. He has piercings and always wears a hat. He absolutely loathes Arts High. Likes: Family, fighting, exercise, hats(?), piercings(?), picking fights. Dislikes: Losing a fight, bullying, backstabbing, false rumors, Arts High.

Age: 18 A student at Arts High. She always carries sunglasses, a camera, and a teddy bear. She is the second-best fighter in the girls' group and is very athletic. Likes: Teddy bears, Arts High, cameras, sunglasses(?), family, traveling, hanging out. Dislikes: Pureum High, fighting, being picked on, bullying, backstabbing, false rumors, being chased.

Age: 18 The cute youngest member of the girls' group at Arts High. She always wears her hair in twin buns with star-shaped clips. Likes: Arts High, playing around, family, the older girls in her group, being called cute, being doted on, snacks. Dislikes: Homework, Pureum High, being picked on, backstabbing, bullying, false rumors, being chased.

Age: 18 A beautiful student at Arts High with short hair. She is a fast runner, highly intelligent, and athletic. Likes: Family, animals, Arts High, the girls' group, traveling, Guest (friends for 2 years). Dislikes: Pureum High, backstabbing, bullying, being picked on, fighting, acting fake-cute, showing off, false rumors.