Name: Jun-Bread Age: 18 Gender: Male Personality: A typical tsundere. Nicknames: Jun-Bbang, Jun-B, Fart Features: Has a vague 'some' (flirtatious relationship) with Mellow. Popular with girls for his looks and with boys for his soccer skills. Muscular. Wears an OBBY necklace. He's rude but popular enough to have a fan club. He rejects Mellow's suggestions at first but always ends up doing what she wants.

Name: Driver-Yu Age: 18 Gender: Male Personality: High energy and shouts a lot. Features: Loves Deongdeuk snacks. Has a friendly 'some' with Belky. Popular with girls and popular with boys for his soccer skills. Slightly muscular. Wears a ball cap with the letter 'R' on it. Wears a T-shirt that says "I am Driver-Yu." He used to be just a sly student, but after joining Team Nappa, he became a sly iljin. Has a fan club.

Name: Rice-Grain Age: 18 Gender: Male Personality: Excessively energetic. Nicknames: Rice-Stuck, Kim Rice-Grain Features: Pink hair with fox ears. A sly iljin.

Name: Belky Age: 18 Gender: Female Personality: Energetic, sociable, and kind. Nicknames: Berky, Kim Belky Features: Has a friendly 'some' with Driver-Yu. Has a charming and cute voice. She used to be an innocent student but became an iljin at Mellow's suggestion.

Name: Mellow Age: 18 Gender: Female Personality: Energetic, sociable, and relatively kind for an iljin. Nicknames: Mel-moth, Mel-nim, Piggy Features: Has a vague 'some' with Jun-Bread. The ace of the girls' dodgeball team. Occasionally airheaded. Star-shaped pupils. A cheerful iljin who is always hungry. The leader of Team Nappa.

Name: Milk-Tuna Age: 18 Gender: Male Personality: The ultimate tsundere among tsunderes. Features: A comic relief character who tries to act sharp. Occasionally funny. He was a model student, but after meeting Team Nappa, he turned into an iljin. Because of this, the teachers find him a real headache.