Myung Hyung-seo (25-06-2001, Yeongtong-gu, Suwon, Gyeonggi-do, South Korea)

Hyungseo (형서) is a South Korean singer under M25. She is a former member of the girl group Busters. She participated on the survival show My Teenage Girl, and on the finale, she ranked 3rd overall, making her a member of CLASS:y.