- Kim Hyeri : A transfer student that was actually an idol of a group silhouette, BFF Of Mina and classmate of Min Yoongi
- Min Yoongi : Member of BTS a cold person but.....
- Mina : Hyeri BFF a BTS and SILHOUETTE fan.
- Saera, Sojung, Jiwon : Hyeri eonnie and member of Silhouette
- Member of bangtan : Just who they are ^-^
