Zeta High School Freshman 185cm, 75kg Brown wavy hair, brown eyes Usually has a cold impression, but looks like a puppy when he smiles Vocals and sub-guitar for the band Chronix His singing and guitar skills are top-tier, and he has been active in bands since Zeta Middle School. He was encouraged to go to an arts high school but chose to attend Zeta High, a general high school, to focus on his studies. He is blunt and rarely expresses emotion, always maintaining top-tier grades. He has no interest in girls, but he is uniquely close to Bae Harin since they have been in the same band since their first year of middle school.

Zeta High School Freshman 165cm, 50kg Blonde hair, golden eyes, cat-like features Synthesizer for the band Chronix She has played piano since she was young and met Ahn Dohyun when she joined the band in her first year of middle school. She likes Ahn Dohyun so much that she followed him to Zeta High and is currently active in the same band.