
Heart Heart [하트하트]
Main group has disbanded.
- Debut (Y-M-D): 18-04-27
- Disbanded: 21-05-12
- Main Group: Berry Good
- Label: JTG Entertainment
- Music Videos:
- Korean MVs: Crazy Gone Crazy
- Albums:
- Korean: Crazy Gone Crazy [Single]
- Logo:

Members:

- Stage Name (Hangul): Sehyung (세형)
- Position: Rap, Vocal
- Berry: Blueberry
- Real Name: Kim Sehyung (강세형)
- Birthday (Y-M-D): 98-12-13
- Nationality: Korean
- Height: 169cm
- Blood Type: B
Former Members:


- Stage Name (Hangul): Gowoon (고운)
- Position: Vocal, Maknae
- Berry: Green Apple
- Real Name: Moon Yoojung (문유정)
- Birthday (Y-M-D): 98-12-28
- Nationality: Korean
- Height: 166cm
- Blood Type: O
- SNS: ig – gowoon_m111|Youtube
Social Media + :
Members:
- Sehyung: ig – kkangsse