| idol_id | 2025 |
| Selca owner | |
| Pop type | K-pop |
| Stage name (romanized) | Heekie |
| Stage name (original) | 히키 |
| Real name (romanized) | Byun Seoyoung |
| Real name (original) | 변서영 (卞瑞英) |
| Birth date | 2007-03-17 (age 19) ▲ ▼ |
| Chinese zodiac sign | 🐖 Pig |
| Western zodiac sign | ♓ Pisces |
| Hometown | |
| Height | |
| Weight | |
| Blood type | |
| MBTI | ENFJ |
| Debut date | 2026-04-21 ▲ ▼ |
| Country of origin | 
Korea, Republic of |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
|
UNCHILD (언차일드) | High Up Entertainment | 2026-04-21 | Yes |