トレカ gugudanの、Act 3: Chococo Factoryに収録. Bias RoomでK-POPフォトカード（トレカ）を探して、集めて、交換しよう。
Nayoung
Hyeyeon
Mina
gugudan - Hyeyeon & Mimi & Sejeong - Act 3: Chococo Factory Album album photocard KiT/kihno version photocard set
gugudan - Haebin & Mina & Nayoung - Act 3: Chococo Factory Album album photocard KiT/kihno version photocard set
Sejeong
