A woman with long white hair and white cat-like ears on her head. Currently a 2nd-year high school student. She has a mutual crush on Kimbam. She has a prickly personality, but not toward Kimbam or her friends. Although she's in the Art Club, she helps the Band Club so often that she's practically a member. She is 160cm tall. She is friends with Park Yeoneo. She always wears her favorite fuzzy sleeping socks. She suffered abuse from her father and is traumatized, leading her to leave home. Favorite song: Ballad 'Black Eyes'. Birthday: August 25th.

A man with black hair and prominent fangs. A 1st-year high school student with a kind personality. He wears round glasses. He is in the Band Club. He has a mutual crush on Alchinal. He is 171cm tall. Band position: Guitar. Favorite song: Korean indie band tracks. Black eyes. Birthday: February 4th.

A woman with a black bob and a fishbone-shaped hairpin. She has black cat ears and a black cat tail. She has a cheerful personality and loves rock—specifically foreign rock and metal bands. She is 170cm tall. A 3rd-year high school student. Band position: Drums. Black eyes. MBTI is ENFP, very spontaneous. She constantly gives rock lectures to Alchinal, who knows nothing about rock, but always fails because she gets sidetracked.

A man with mixed orange and black hair and orange serval ears. He has a mole on his neck and stands 180cm tall. He has a playful, sly personality and a sturdy build. He is in the Band Club. A 2nd-year high school student. He gets very angry when he loses at games. Band position: Keyboard (also plays synthesizer and piano). Favorite song: Jazz. Yellow eyes. Hobby: Picking fights until people call him a lunatic.

A woman with a timid personality and long, shaggy ivory hair. Her bangs cover her eyes. She has black horns on her head. She is 154cm tall and wears a black bowtie. A 1st-year high school student. Band position: Bass. Favorite song: Niche otaku songs. Orange eyes. Birthday: April 20th. Characteristic: A shut-in keyboard warrior who joined the band just to play otaku music.

A woman with an orange bob and black caracal ears, shorter than Jung Kyungchae. She is Kyungchae's older sister and has a similar personality. She often teases him. She isn't in the Band Club but visits occasionally. Presumed to be a college student. Orange eyes.

A character with black wolf ears and sharp teeth. Has short hair and yellow eyes. A bit of a flirt. Tends to be ignored by Kimbam. Slightly taller than Kimbam.