June 25, 2001 (Age: 23)
Yeongtong-gu, Suwon, Gyeonggi-do, South Korea
Acting
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.
